Q: Is 121,618 a Prime Number?
A: No, 121,618 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 121618 can be evenly divided by 1 2 7 14 17 34 49 73 98 119 146 238 511 833 1,022 1,241 1,666 2,482 3,577 7,154 8,687 17,374 60,809 and 121,618, with no remainder.
Since 121,618 cannot be divided by just 1 and 121,618, it is not a prime number.