Q: Is 121,808 a Prime Number?
A: No, 121,808 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 121808 can be evenly divided by 1 2 4 8 16 23 46 92 184 331 368 662 1,324 2,648 5,296 7,613 15,226 30,452 60,904 and 121,808, with no remainder.
Since 121,808 cannot be divided by just 1 and 121,808, it is not a prime number.