Q: Is 1,237,920 a Prime Number?
A: No, 1,237,920 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 1237920 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 2,579 5,158 7,737 10,316 12,895 15,474 20,632 25,790 30,948 38,685 41,264 51,580 61,896 77,370 82,528 103,160 123,792 154,740 206,320 247,584 309,480 412,640 618,960 and 1,237,920, with no remainder.
Since 1,237,920 cannot be divided by just 1 and 1,237,920, it is not a prime number.