Q: Is 258,664 a Prime Number?
A: No, 258,664 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 258664 can be evenly divided by 1 2 4 7 8 14 28 31 56 62 124 149 217 248 298 434 596 868 1,043 1,192 1,736 2,086 4,172 4,619 8,344 9,238 18,476 32,333 36,952 64,666 129,332 and 258,664, with no remainder.
Since 258,664 cannot be divided by just 1 and 258,664, it is not a prime number.