Q: Is 125,640 a Prime Number?
A: No, 125,640 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 125640 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 349 360 698 1,047 1,396 1,745 2,094 2,792 3,141 3,490 4,188 5,235 6,282 6,980 8,376 10,470 12,564 13,960 15,705 20,940 25,128 31,410 41,880 62,820 and 125,640, with no remainder.
Since 125,640 cannot be divided by just 1 and 125,640, it is not a prime number.