Q: Is 142,285 a Prime Number?
A: No, 142,285 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 142285 can be evenly divided by 1 5 11 13 55 65 143 199 715 995 2,189 2,587 10,945 12,935 28,457 and 142,285, with no remainder.
Since 142,285 cannot be divided by just 1 and 142,285, it is not a prime number.