Q: Is 72,443 a Prime Number?
A: No, 72,443 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 72443 can be evenly divided by 1 7 79 131 553 917 10,349 and 72,443, with no remainder.
Since 72,443 cannot be divided by just 1 and 72,443, it is not a prime number.