Is 637 a prime number?

Is 637 a prime or composite number?

Answer: Number 637 is not a Prime
637 - is not a Prime Number because it has 6 factors: 1, 7, 13, 49, 91, 637
Number should have exactly two factors to be classified as a Prime number
For 637 to be a prime number it must have only two divisors - 1 and itself (637)

See Also

Prime numbers list

NumberIs Prime
622No
No
624No
No
626No
No
628No
No
630No
Yes
632No
633No
634No
635No
636No
No
638No
639No
640No
Yes
No
Yes
644No
645No
646No
Yes
648No
No
650No
651No

About "Is number a Prime" Calculator

This calculator will help you find out if a given number is Prime. For example, it can help you find out is 637 a prime or composite number? (The answer is: No). Enter number (e.g. '637') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

FAQ

Is 637 a prime or composite number?

Number 637 is not a Prime

How many factors are in a number 637?

6