Q: Is 1,020,660 a Prime Number?
A: No, 1,020,660 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 1020660 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 17,011 34,022 51,033 68,044 85,055 102,066 170,110 204,132 255,165 340,220 510,330 and 1,020,660, with no remainder.
Since 1,020,660 cannot be divided by just 1 and 1,020,660, it is not a prime number.