Q: Is 139,980 a Prime Number?
A: No, 139,980 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 139980 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 2,333 4,666 6,999 9,332 11,665 13,998 23,330 27,996 34,995 46,660 69,990 and 139,980, with no remainder.
Since 139,980 cannot be divided by just 1 and 139,980, it is not a prime number.