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Numbers

Numbers are our way to quantify, label, and organize the world around us in a logical manner. However, the systems used to obtain this goal differ geographically, historically, and by relative utility. All questions pertaining to numbers, including historic labeling systems, bases of numerical systems, constants, and the various ways they're grouped together, should be placed into this category.

46,867 Questions

What are prime numbers less than 100?

2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97.

How do you times decimal numbers?

First 89.9

57.3 multiple it them then skip two lines and that equals

What is an ordinal number starting with t?

Thirty seven million nine hundred eighty fourth.

Is E rational or irrational?

e (the euler number) is irrational. It has an infinite amount of non-repeating digits, so it can't be expressed as a fraction. (unless you count e/1, which you shouldn't)

What is the ratio as a fraction?

It is simply another way of representing the number.

The ratio 2:5 is just 2/5.

What is the least two-digit even number?

The first 2 digit integer is 10. This is an even number and is therefore the answer.

Can you directly convert binary number system to hexadecimal number system?

Collect them in groups of 4Then

0000 = 0 0001 = 1 0010 = 2 0011 = 3

0100 = 4 0101 = 5 0110 = 6 0111 = 7

1000 = 8 1001 = 9 1010 = A 1011 = B

1100 = C 1101 = D 1110 = E 1111 = F

What does 0.3 euqual as a whole number?

It's not a whole number. It's actually a fraction. Its equal to 30/100 or 3/10 im simplest form. :D Hope that helps! :D

What numbers between 20 and 100 has prime factorizations of 2 only?

32 = 2 x 2 x 2 x 2 x 2 or 25, and 64 = 2 x 2 x 2 x 2 x 2 x 2 or 26.

How do you round 3239.86?

3239.86 is approximate to

  • 0 to the ten thousand
  • 3000 to the nearest thousand
  • 3200 to the nearest hundred
  • 3240 to the nearest ten
  • 3240 to the nearest whole number/unit
  • 3239.9 to the nearest tenth

Is 96 odd number?

No. It's unusual because it reads the same way upside down, but it's not odd.

Is 96 a composite number if so what are the numbers?

A prime number is one with only 2 factors (one and itself). A composite number is any number which is not prime. 96 is even and therefore divides by 2. This means it has more factors than 1 and itself, it also has 2. Therefore, 96 has to be a composite number.

It's prime factors in all are 2, 2, 2, 2, 2 and 3.

Can you write 52 over 7 as a whole number?

Since 52 is not divisible by 7, 52 over 7 is a mixed fraction. It cannot be written as a whole number for the simple reason that it is not a whole number.