Q: Is 121,290 a Prime Number?
A: No, 121,290 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 121290 can be evenly divided by 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 311 390 622 933 1,555 1,866 3,110 4,043 4,665 8,086 9,330 12,129 20,215 24,258 40,430 60,645 and 121,290, with no remainder.
Since 121,290 cannot be divided by just 1 and 121,290, it is not a prime number.