Q: Is 133,520 a Prime Number?
A: No, 133,520 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 133520 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 1,669 3,338 6,676 8,345 13,352 16,690 26,704 33,380 66,760 and 133,520, with no remainder.
Since 133,520 cannot be divided by just 1 and 133,520, it is not a prime number.