Q: Is 56,628 a Prime Number?
A: No, 56,628 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 56628 can be evenly divided by 1 2 3 4 6 9 11 12 13 18 22 26 33 36 39 44 52 66 78 99 117 121 132 143 156 198 234 242 286 363 396 429 468 484 572 726 858 1,089 1,287 1,452 1,573 1,716 2,178 2,574 3,146 4,356 4,719 5,148 6,292 9,438 14,157 18,876 28,314 and 56,628, with no remainder.
Since 56,628 cannot be divided by just 1 and 56,628, it is not a prime number.