Q: Is 242,658 a Prime Number?
A: No, 242,658 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 242658 can be evenly divided by 1 2 3 6 9 13 17 18 26 34 39 51 61 78 102 117 122 153 183 221 234 306 366 442 549 663 793 1,037 1,098 1,326 1,586 1,989 2,074 2,379 3,111 3,978 4,758 6,222 7,137 9,333 13,481 14,274 18,666 26,962 40,443 80,886 121,329 and 242,658, with no remainder.
Since 242,658 cannot be divided by just 1 and 242,658, it is not a prime number.