Q: Is 138,080 a Prime Number?
A: No, 138,080 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 138080 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 863 1,726 3,452 4,315 6,904 8,630 13,808 17,260 27,616 34,520 69,040 and 138,080, with no remainder.
Since 138,080 cannot be divided by just 1 and 138,080, it is not a prime number.