Q: Is 120,420 a Prime Number?
A: No, 120,420 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 120420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 223 270 446 540 669 892 1,115 1,338 2,007 2,230 2,676 3,345 4,014 4,460 6,021 6,690 8,028 10,035 12,042 13,380 20,070 24,084 30,105 40,140 60,210 and 120,420, with no remainder.
Since 120,420 cannot be divided by just 1 and 120,420, it is not a prime number.