Q: Is 702,640 a Prime Number?
A: No, 702,640 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 702640 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 8,783 17,566 35,132 43,915 70,264 87,830 140,528 175,660 351,320 and 702,640, with no remainder.
Since 702,640 cannot be divided by just 1 and 702,640, it is not a prime number.