Is 649 a prime number?

Is 649 a prime or composite number?

Answer: Number 649 is not a Prime
649 - is not a Prime Number because it has 4 factors: 1, 11, 59, 649
Number should have exactly two factors to be classified as a Prime number
For 649 to be a prime number it must have only two divisors - 1 and itself (649)

See Also

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 649 a prime or composite number? (The answer is: No). Enter number (e.g. '649') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

Prime numbers list

NumberIs Prime
634No
635No
636No
No
638No
639No
640No
Yes
No
Yes
644No
645No
646No
Yes
648No
No
650No
651No
652No
Yes
654No
655No
656No
657No
658No
Yes
660No
661Yes
662No
No

FAQ

Is 649 a prime or composite number?

Number 649 is not a Prime

How many factors are in a number 649?

4