Q: Is 721,995 a Prime Number?
A: No, 721,995 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 721995 can be evenly divided by 1 3 5 15 127 379 381 635 1,137 1,895 1,905 5,685 48,133 144,399 240,665 and 721,995, with no remainder.
Since 721,995 cannot be divided by just 1 and 721,995, it is not a prime number.