Q: Is 72,215 a Prime Number?
A: No, 72,215 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 72215 can be evenly divided by 1 5 11 13 55 65 101 143 505 715 1,111 1,313 5,555 6,565 14,443 and 72,215, with no remainder.
Since 72,215 cannot be divided by just 1 and 72,215, it is not a prime number.