Q: Is 43,520 a Prime Number?
A: No, 43,520 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 43520 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 128 136 160 170 256 272 320 340 512 544 640 680 1,088 1,280 1,360 2,176 2,560 2,720 4,352 5,440 8,704 10,880 21,760 and 43,520, with no remainder.
Since 43,520 cannot be divided by just 1 and 43,520, it is not a prime number.