Q: Is 138,572 a Prime Number?
A: No, 138,572 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 138572 can be evenly divided by 1 2 4 7 14 28 49 98 101 196 202 343 404 686 707 1,372 1,414 2,828 4,949 9,898 19,796 34,643 69,286 and 138,572, with no remainder.
Since 138,572 cannot be divided by just 1 and 138,572, it is not a prime number.