Q: Is 172,438 a Prime Number?
A: No, 172,438 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 172438 can be evenly divided by 1 2 7 14 109 113 218 226 763 791 1,526 1,582 12,317 24,634 86,219 and 172,438, with no remainder.
Since 172,438 cannot be divided by just 1 and 172,438, it is not a prime number.