Q: Is 125,820 a Prime Number?
A: No, 125,820 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 125820 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 233 270 466 540 699 932 1,165 1,398 2,097 2,330 2,796 3,495 4,194 4,660 6,291 6,990 8,388 10,485 12,582 13,980 20,970 25,164 31,455 41,940 62,910 and 125,820, with no remainder.
Since 125,820 cannot be divided by just 1 and 125,820, it is not a prime number.