Q: Is 247,920 a Prime Number?
A: No, 247,920 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 247920 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 1,033 2,066 3,099 4,132 5,165 6,198 8,264 10,330 12,396 15,495 16,528 20,660 24,792 30,990 41,320 49,584 61,980 82,640 123,960 and 247,920, with no remainder.
Since 247,920 cannot be divided by just 1 and 247,920, it is not a prime number.