Q: Is 121,620 a Prime Number?
A: No, 121,620 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 121620 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 2,027 4,054 6,081 8,108 10,135 12,162 20,270 24,324 30,405 40,540 60,810 and 121,620, with no remainder.
Since 121,620 cannot be divided by just 1 and 121,620, it is not a prime number.