Q: Is 396,560 a Prime Number?
A: No, 396,560 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 396560 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 4,957 9,914 19,828 24,785 39,656 49,570 79,312 99,140 198,280 and 396,560, with no remainder.
Since 396,560 cannot be divided by just 1 and 396,560, it is not a prime number.