Q: Is 16,416 a Prime Number?
A: No, 16,416 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 16416 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 72 76 96 108 114 144 152 171 216 228 288 304 342 432 456 513 608 684 864 912 1,026 1,368 1,824 2,052 2,736 4,104 5,472 8,208 and 16,416, with no remainder.
Since 16,416 cannot be divided by just 1 and 16,416, it is not a prime number.