Q: Is 361,218 a Prime Number?
A: No, 361,218 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 361218 can be evenly divided by 1 2 3 6 11 13 22 26 33 39 66 78 143 286 421 429 842 858 1,263 2,526 4,631 5,473 9,262 10,946 13,893 16,419 27,786 32,838 60,203 120,406 180,609 and 361,218, with no remainder.
Since 361,218 cannot be divided by just 1 and 361,218, it is not a prime number.