Q: Is 242,564 a Prime Number?
A: No, 242,564 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 242564 can be evenly divided by 1 2 4 7 14 28 8,663 17,326 34,652 60,641 121,282 and 242,564, with no remainder.
Since 242,564 cannot be divided by just 1 and 242,564, it is not a prime number.