Q: Is 72,821 a Prime Number?
A: No, 72,821 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 72821 can be evenly divided by 1 7 101 103 707 721 10,403 and 72,821, with no remainder.
Since 72,821 cannot be divided by just 1 and 72,821, it is not a prime number.