Q: Is 790,640 a Prime Number?
A: No, 790,640 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 790640 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 9,883 19,766 39,532 49,415 79,064 98,830 158,128 197,660 395,320 and 790,640, with no remainder.
Since 790,640 cannot be divided by just 1 and 790,640, it is not a prime number.