Q: Is 1,212,520 a Prime Number?
A: No, 1,212,520 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 1212520 can be evenly divided by 1 2 4 5 8 10 20 40 30,313 60,626 121,252 151,565 242,504 303,130 606,260 and 1,212,520, with no remainder.
Since 1,212,520 cannot be divided by just 1 and 1,212,520, it is not a prime number.