Q: Is 766,660 a Prime Number?
A: No, 766,660 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 766660 can be evenly divided by 1 2 4 5 10 20 38,333 76,666 153,332 191,665 383,330 and 766,660, with no remainder.
Since 766,660 cannot be divided by just 1 and 766,660, it is not a prime number.