Q: Is 42,180 a Prime Number?
A: No, 42,180 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 42180 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 37 38 57 60 74 76 95 111 114 148 185 190 222 228 285 370 380 444 555 570 703 740 1,110 1,140 1,406 2,109 2,220 2,812 3,515 4,218 7,030 8,436 10,545 14,060 21,090 and 42,180, with no remainder.
Since 42,180 cannot be divided by just 1 and 42,180, it is not a prime number.