Q: Is 139,680 a Prime Number?
A: No, 139,680 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 139680 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 97 120 144 160 180 194 240 288 291 360 388 480 485 582 720 776 873 970 1,164 1,440 1,455 1,552 1,746 1,940 2,328 2,910 3,104 3,492 3,880 4,365 4,656 5,820 6,984 7,760 8,730 9,312 11,640 13,968 15,520 17,460 23,280 27,936 34,920 46,560 69,840 and 139,680, with no remainder.
Since 139,680 cannot be divided by just 1 and 139,680, it is not a prime number.