Q: Is 121,090 a Prime Number?
A: No, 121,090 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 121090 can be evenly divided by 1 2 5 10 12,109 24,218 60,545 and 121,090, with no remainder.
Since 121,090 cannot be divided by just 1 and 121,090, it is not a prime number.