Q: Is 138,960 a Prime Number?
A: No, 138,960 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 138960 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 144 180 193 240 360 386 579 720 772 965 1,158 1,544 1,737 1,930 2,316 2,895 3,088 3,474 3,860 4,632 5,790 6,948 7,720 8,685 9,264 11,580 13,896 15,440 17,370 23,160 27,792 34,740 46,320 69,480 and 138,960, with no remainder.
Since 138,960 cannot be divided by just 1 and 138,960, it is not a prime number.