Q: Is 13,920 a Prime Number?
A: No, 13,920 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 13920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 80 87 96 116 120 145 160 174 232 240 290 348 435 464 480 580 696 870 928 1,160 1,392 1,740 2,320 2,784 3,480 4,640 6,960 and 13,920, with no remainder.
Since 13,920 cannot be divided by just 1 and 13,920, it is not a prime number.