Q: Is 172,908 a Prime Number?
A: No, 172,908 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 172908 can be evenly divided by 1 2 3 4 6 9 12 18 27 36 54 108 1,601 3,202 4,803 6,404 9,606 14,409 19,212 28,818 43,227 57,636 86,454 and 172,908, with no remainder.
Since 172,908 cannot be divided by just 1 and 172,908, it is not a prime number.