Q: Is 178,120 a Prime Number?
A: No, 178,120 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 178120 can be evenly divided by 1 2 4 5 8 10 20 40 61 73 122 146 244 292 305 365 488 584 610 730 1,220 1,460 2,440 2,920 4,453 8,906 17,812 22,265 35,624 44,530 89,060 and 178,120, with no remainder.
Since 178,120 cannot be divided by just 1 and 178,120, it is not a prime number.