Q: Is 121,845 a Prime Number?
A: No, 121,845 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 121845 can be evenly divided by 1 3 5 15 8,123 24,369 40,615 and 121,845, with no remainder.
Since 121,845 cannot be divided by just 1 and 121,845, it is not a prime number.