Q: Is 138,985 a Prime Number?
A: No, 138,985 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 138985 can be evenly divided by 1 5 7 11 19 35 55 77 95 133 209 361 385 665 1,045 1,463 1,805 2,527 3,971 7,315 12,635 19,855 27,797 and 138,985, with no remainder.
Since 138,985 cannot be divided by just 1 and 138,985, it is not a prime number.