Q: Is 139,842 a Prime Number?
A: No, 139,842 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 139842 can be evenly divided by 1 2 3 6 9 17 18 34 51 102 153 306 457 914 1,371 2,742 4,113 7,769 8,226 15,538 23,307 46,614 69,921 and 139,842, with no remainder.
Since 139,842 cannot be divided by just 1 and 139,842, it is not a prime number.