Q: Is 139,485 a Prime Number?
A: No, 139,485 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 139485 can be evenly divided by 1 3 5 15 17 51 85 255 547 1,641 2,735 8,205 9,299 27,897 46,495 and 139,485, with no remainder.
Since 139,485 cannot be divided by just 1 and 139,485, it is not a prime number.