Q: Is 178,990 a Prime Number?
A: No, 178,990 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 178990 can be evenly divided by 1 2 5 7 10 14 35 70 2,557 5,114 12,785 17,899 25,570 35,798 89,495 and 178,990, with no remainder.
Since 178,990 cannot be divided by just 1 and 178,990, it is not a prime number.