Q: Is 101,720 a Prime Number?
A: No, 101,720 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 101720 can be evenly divided by 1 2 4 5 8 10 20 40 2,543 5,086 10,172 12,715 20,344 25,430 50,860 and 101,720, with no remainder.
Since 101,720 cannot be divided by just 1 and 101,720, it is not a prime number.