# If a number is divisible by 2 and 4 is it divisible by 8?

Not always

for example, 36 is not divisible by 8 but it is divisible by 2 and 4.

### If 4 is divisible by a number will 8 be too?

4 is divisible by 1, 2 and 4. So is 8. If a number is divisible by 8, it will also be divisible by 4.

### Is it true that a number is divisible by 8 if it divisible by 4 and divisible by 2?

Being divisible by 4, means that it will also be divisible by 2, so that doesn't tell you anything about divisibility by 8. But if you divide the number by 2, and this quotient is divisible by 4, then yes the original number is divisible by 8.

### Why are 2 and 4 divisible by 8?

2 times 4 equals 8. 8 is divisible by 2 and 4, but 2 and 4 are NOT divisible by 8. 8 is a multiple of 2 and 4. If you want to be technical, any number (other than zero) is divisible by any number. I assume you mean divisible evenly, in which case the above answer will answer your question.

### What is the smallest number divisible by 2 3 4 6 8?

Of 2, 3, 4, 5, and 8, the smallest number divisible by 2 is 2.

### What is the divisiblity rule for the number 8?

To find out if a number is divisible by 8 the number must be divisible by 2 and 4!

### Why isn't a number divisible by 8 if it divisible by both 4 and 2?

Look at 12. Not divisible by 8 but divisible by 4 and 2. Look at 4. Same thing. The equation 8x-4 will give you any number divisible by 4 and 2, but not 8 32 is divisable by all three. 8x4=32, 2x16=32

### Is 211032 divisible by 4?

Yes. To check if a number is divisible by 4, if the last 2 digits (as a number) are divisible by 4, so is the original number. 32 = 4 x 8 so as 32 is divisible by 4, so is 211032. An alternative test for 4: add the last digit to twice the preceding digit, and if this sum is divisible by 4 so is the original number. This can be repeated until a… Read More

### If a number is divisible by 2 and 4 then it is divisible by 8?

Not entirely. If the number is 4, then 4/2 = 2, and 4/4 = 1, but dividing by 8 does not produce a whole number. 4/8 = .5 or 1/2. This is not always true, but it can be true if the number is something like 32, where 32/2 = 16, 32/4 = 8, and 32/8 = 4.

### Is 1606 divisble by 8?

8 = 2*4 1606 is divisible by 2 as it is an even number. Therefore, 1606/2 = 803. 803 is not divisible by 4 as it is odd. Therefore, 1606 is not divisible by 8.

### How do i find out if a number is divisible by 4 or 8?

If the number is a multiple of 4 or 8 then it is divisible by 4 and 8 with no remainder <<>> If a number can be halved and the answer is even, it was divisible by 4. If the number can be halved twice and the answer is still even, it was divisble by 8.

### Is a number divisible by 4 also a divisible by 8?

Every other number: 8, 16, 24, 32, 40... No, a number can be divisible by 4 but not divisible by 8; an example is 12.

### What four digit number is divisible by 8 but not 2 3 4 5 6 7 or 9?

There is no answer because for a number to be divisible by 8, it would end in an even number and therefore be divisible by 2.

### What are all even numbers divisible by 2 and 4?

Every even number is divisible by two (2, 4, 6, 8, etc.) but every other even number is divisible by four (4, 8, 12, 16, etc.).

### Is 8 divisible by 1 2 3 4 5 6 7 8 and 9?

Yes, 8 is divisible by any number but, of your list, the only numbers by which 8 is EVENLY divisible are 1, 2, 4, and 8.

### What is the smallest number divisible by 2 4 6 8 10 12 14?

The smallest number divisible by 2 4 6 8 10 12 14 is 840.

### What number that is divisible by 4 is also divisible by 8?

4 x 4 = 16 2 x 8 = 16 8 x 4 = 32 4 x 8 = 32...

### A number is divisible by 8 if?

If the number formed by the last three digits is divisible by 8. Alternatively, if the number is divisible by 2, the quotient is divisible by 2 and that quotient is divisible by 2.

### Is 1256 divisible by 2?

Yes, 1256 is divisible by 2. Any number that has 0, 2, 4, 6, or 8 in the one's place is an even number that is divisible by 2.

### Which of the numbers is divisible by 2 8639752999742681200023?

Any number that ends in an even number (0, 2, 4, 6, 8) is divisible by 2.

### Is the number 60 divisible by the number 2?

Yes. 60/2 is 30. (If a number ends in 0, 2, 4, 6, or 8 it is divisible by two.)

### Why is that when a number is divisible by 2 and divisible by3 it is also by six how are they related why does this pattern not work for 2 4and 8?

Numbers divisible by 6 will have at least one 2 and one 3 as prime factors because 2 x 3 = 6. The same is true for 2, 4 and 8. Numbers divisible by 4 are also divisible by 2. Numbers divisible by 8 are also divisible by 4 and 2.

### How do you explain that even without listing all the factors of a number it is easy to tell that they are composite numbers?

To know if a number is composite without listing its factors, you can use these rules: All numbers that end with 2, 4, 6, 8, and 0 (even numbers) are divisible by 2. If the sum of the digits in a number is divisible by 3, the number is divisible by 3. If the last two digits are divisible by 4, the number is divisible by 4. All numbers that have 5 in the one's… Read More

### How do you tell if a number is prime or not?

A prime number is one that has only two factors: one and itself. You can tell if a number is prime quickly by using the Laws of Divisibility: Numbers that end in 0, 2, 4, 6, and 8 are divisible by 2. If the sum of a number's digit is divisible by 3, the number itself is divisible by 3. If the last two digits of a number are divisible by 4, the number itself… Read More

### Is 319 divisible by 2?

No. 319 is not divisible by 2. An easy way to tell If a number is divisible by 2 is that it will end with an even number (eg. 2, 4, 6, 8.. etc).

### Is 1744 divisible by 2?

Yes. If the last digit is even (ie one of 0, 2, 4, 6, 8) then the whole number is divisible by 2. The last digit is 4, so the number is divisible by 2.

### How do you test if a number is divisible by 8?

Because 8 is 2 cubed, you can test if a number is divisible by 8 by dividing it by 2 three times. If the number you reach is an integer, then the number is divisible by 8. For example, 72/2 = 36/2 = 18/2 = 9. Therefore, 72 is divisible by 8. For very large numbers, if the last three digits are divisible by 8, the number itself is divisible by 8.

### What are all the positive integers divisible by 2 or 3?

A number is divisible by 2 if that number is an even number, which means it ends in 0, 2, 4, 6, or 8. A number is divisible by 3 if the sum of its digits is evenly divisible by 3.

### Is 906 divisible by 2?

Yes- any number that ends in 6 (or 0 or 2 or 4 or 8 ) is divisible by 2.

### Is 4671 divisible by 2?

Any number that ends with 0, 2, 4, 6, or 8 is divisible by 2. Others are not.

### What is a number that divisible by 2 and also divisible by 8?

no.. for example 6,12,18 are divisible by 2..but not divisible by 8.

### What is a number that is divisible by 2 through 12?

Numbers that are divisible by 2 through the number 12 are: 4, 6, 8, 10 and 12.

### How do you know if a Ember is divisible by 2?

a number is divisible by two if it ends in zero or an even number like 2, 4, 6 or 8

### What does it mean when one number is divisable by another number?

Divisibility Rules A number is divisible by another number if it can be divided equally by that number; that is, if it yields a whole number when divided by that number. For example, 6 is divisible by 3 (we say "3 divides 6") because 6/3 = 2 , and 2 is a whole number. 6 is not divisible by 4, because 6/4 = 1.5 , and 1.5 is not a whole number. It is often… Read More

### How can you determine that 18900 is divisible by 2?

A number which is divisible by 2, that is, an even number, ends in either 2, 4, 6, 8, or 0. Since 18900 ends in 0, it is divisible by 2.

### Is a number always divisible by 4 if the sum of the digits is 8?

No. 26 for instance the sum of the digits is 8 but not divisible by 4. 32 the sum of the digits is 5 but divisible by 4 The rules for some other numbers are 2 all even numbers are divisible by 2 3 The sum of the digits is divisible by 3 4 The last 2 numbers are divisible by 4 5 The number ends in a 0 or 5 6 The sum of… Read More

### What is the rule for a number that is divisible by 4?

If the last two digits are divisible by 4 then the number is divisible by 4. Thus, if the tens digit is even and the units digit is 0 or 4 or 8 OR if the tens digit is odd and the units digit is 2 or 6 then the number is divisible by 4.

### What number between 20 and 40 is divisible by 2 4 7 and 8?

No number between 20 and 40 is divisible by all 4 numbers. The smallest number divisible by all 4 of those numbers is: 56

### What are the rules of divisibility?

1- Any number is divisible by 1. 2- Any even number is divisible by 2. 3- If its digits add up to a number divisible by 3, the whole number is divisible by 3. 4- If the last two digits are divisible by 4, the whole number is divisible by 4. 5- If it ends in 5 or 0, the whole number is divisible by 5. 6- If it's even and also divisible by 3… Read More

### Why isn't 8 nor 9 a prime number?

If it is divisible by a whole number that isn't 1 and gets another whole number, it is not prime. 8 is divisible by both 2 and 4. 9 is divisible by 3.

### Is 313199 divisible by 2?

The number 313199 is not divisible by 2, because numbers that are divisible by 2 can only end in digits that are 0, 2, 4, 6, or 8.