Q: Is 636,779 a Prime Number?
A: No, 636,779 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 636779 can be evenly divided by 1 11 13 61 73 143 671 793 803 949 4,453 8,723 10,439 48,983 57,889 and 636,779, with no remainder.
Since 636,779 cannot be divided by just 1 and 636,779, it is not a prime number.