Q: Is 242,355 a Prime Number?
A: No, 242,355 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 242355 can be evenly divided by 1 3 5 15 107 151 321 453 535 755 1,605 2,265 16,157 48,471 80,785 and 242,355, with no remainder.
Since 242,355 cannot be divided by just 1 and 242,355, it is not a prime number.