Q: Is 172,490 a Prime Number?
A: No, 172,490 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 172490 can be evenly divided by 1 2 5 10 47 94 235 367 470 734 1,835 3,670 17,249 34,498 86,245 and 172,490, with no remainder.
Since 172,490 cannot be divided by just 1 and 172,490, it is not a prime number.