Q: Is 145,854 a Prime Number?
A: No, 145,854 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 145854 can be evenly divided by 1 2 3 6 9 18 27 37 54 73 74 111 146 219 222 333 438 657 666 999 1,314 1,971 1,998 2,701 3,942 5,402 8,103 16,206 24,309 48,618 72,927 and 145,854, with no remainder.
Since 145,854 cannot be divided by just 1 and 145,854, it is not a prime number.