Q: Is 1,220,125 a Prime Number?
A: No, 1,220,125 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 1220125 can be evenly divided by 1 5 25 43 125 215 227 1,075 1,135 5,375 5,675 9,761 28,375 48,805 244,025 and 1,220,125, with no remainder.
Since 1,220,125 cannot be divided by just 1 and 1,220,125, it is not a prime number.