Q: Is 388,320 a Prime Number?
A: No, 388,320 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 388320 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 809 1,618 2,427 3,236 4,045 4,854 6,472 8,090 9,708 12,135 12,944 16,180 19,416 24,270 25,888 32,360 38,832 48,540 64,720 77,664 97,080 129,440 194,160 and 388,320, with no remainder.
Since 388,320 cannot be divided by just 1 and 388,320, it is not a prime number.