Q: Is 779,660 a Prime Number?
A: No, 779,660 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 779660 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 5,569 11,138 22,276 27,845 38,983 55,690 77,966 111,380 155,932 194,915 389,830 and 779,660, with no remainder.
Since 779,660 cannot be divided by just 1 and 779,660, it is not a prime number.