Q: Is 139,965 a Prime Number?
A: No, 139,965 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 139965 can be evenly divided by 1 3 5 7 15 21 31 35 43 93 105 129 155 215 217 301 465 645 651 903 1,085 1,333 1,505 3,255 3,999 4,515 6,665 9,331 19,995 27,993 46,655 and 139,965, with no remainder.
Since 139,965 cannot be divided by just 1 and 139,965, it is not a prime number.