Q: Is 316,407 a Prime Number?
A: No, 316,407 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 316407 can be evenly divided by 1 3 7 13 19 21 39 57 61 91 133 183 247 273 399 427 741 793 1,159 1,281 1,729 2,379 3,477 5,187 5,551 8,113 15,067 16,653 24,339 45,201 105,469 and 316,407, with no remainder.
Since 316,407 cannot be divided by just 1 and 316,407, it is not a prime number.