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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
How do you state 50 thousand in millions?
You divide 50,000 by one million. The result is that 50 thousand equates to 0.05 million.
Five is a prime number because it only has two factors: 5 and 1. Eight has four factors: 1, 2, 4, and 8.
A prime number is only evenly divisible by 1 and itself.
So 5 is a prime number. This is because it is only evenly divisible by (i.e. has factors of) 1 & 5.
8 is not a prime number. It has factors of 1,2,4 & 8.
What do you round 23628.64 to?
23628.64 rounds to:
- 0 to the nearest hundred thousand
- 20 000 to the nearest ten thousand
- 24 000 to the nearest thousand
- 23 600 to the nearest hundred
- 23 630 to the nearest ten
- 23 629 to the nearest whole number/unit
- 23 628.6 to the nearest tenth
How much time has passed in 10 25 to 11 08?
35 minutes before 11 plus 8 minutes after 11.
35 + 8 = 43 minutes.
In addition to ' 1 ' and itself, 18 has the additional factors 2, 3, 6, and 9,
so it's not prime.
Composite means it would have more than 1 and itself as factors, which it does; however, if it's prime, the only two factors are 1 and the number given.
Yes. Any whole number with a 0, 2, 4, 6, or 8 at the end is an even number.
YES.
Even numbers end with 0, 2, 4, 6, and 8.
Is 556 a prime number or a composite number?
A prime number is a number with two and only two factors: 1 (also known as unity) and itself. A composite number is a number with more than two factors; in other words, it has at least one factor besides 1 and itself. 556 has factors other than 1 and itself, so it is not a prime number. For example, it is divisible by 2 because it is an even number. Therefore, 556 a composite number.
When would you use negative numbers?
When the amount that you are taking away (subtracting) is greater than the number you started with.
If some nunbers are integers and some integers are prime then all numbers are prime true or false?
False.
Properties of negative numbers?
Open you're text book and take notes next time instead of relying on people on the internet. Stay in school.. you need it.
What negative number and positive number subtracted equal positive 7?
A negative number subtracted by a positive number will always end up negative.
What irrational numbers are there except for pi?
Pi minus 2, Square root of 3, fourth root of 8, Natural Log of 7, e (base of natural logs), pi squared,.... There are an infinite number of them.
In drawing a plot line, there is an implicit assumption that a linear relationship hold over the range - although not necessarily outside it. Otherwise you could not draw any line - you could only mark the observed values. So, once you accept that assumption, it is valid to draw the line within the range.
Which Arabic scribes wrote a numeral system?
The Arabic scribes that wrote the numeral system came from India.
