Q: Is 258,564 a Prime Number?
A: No, 258,564 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 258564 can be evenly divided by 1 2 3 4 6 12 29 58 87 116 174 348 743 1,486 2,229 2,972 4,458 8,916 21,547 43,094 64,641 86,188 129,282 and 258,564, with no remainder.
Since 258,564 cannot be divided by just 1 and 258,564, it is not a prime number.