Q: Is 307,920 a Prime Number?
A: No, 307,920 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 307920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 1,283 2,566 3,849 5,132 6,415 7,698 10,264 12,830 15,396 19,245 20,528 25,660 30,792 38,490 51,320 61,584 76,980 102,640 153,960 and 307,920, with no remainder.
Since 307,920 cannot be divided by just 1 and 307,920, it is not a prime number.