Q: Is 402,120 a Prime Number?
A: No, 402,120 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 402120 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 90 120 180 360 1,117 2,234 3,351 4,468 5,585 6,702 8,936 10,053 11,170 13,404 16,755 20,106 22,340 26,808 33,510 40,212 44,680 50,265 67,020 80,424 100,530 134,040 201,060 and 402,120, with no remainder.
Since 402,120 cannot be divided by just 1 and 402,120, it is not a prime number.