Q: Is 72,920 a Prime Number?
A: No, 72,920 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 72920 can be evenly divided by 1 2 4 5 8 10 20 40 1,823 3,646 7,292 9,115 14,584 18,230 36,460 and 72,920, with no remainder.
Since 72,920 cannot be divided by just 1 and 72,920, it is not a prime number.