Q: Is 138,280 a Prime Number?
A: No, 138,280 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 138280 can be evenly divided by 1 2 4 5 8 10 20 40 3,457 6,914 13,828 17,285 27,656 34,570 69,140 and 138,280, with no remainder.
Since 138,280 cannot be divided by just 1 and 138,280, it is not a prime number.