Q: Is 172,408 a Prime Number?
A: No, 172,408 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 172408 can be evenly divided by 1 2 4 8 23 46 92 184 937 1,874 3,748 7,496 21,551 43,102 86,204 and 172,408, with no remainder.
Since 172,408 cannot be divided by just 1 and 172,408, it is not a prime number.