Q: Is 142,009 a Prime Number?
A: No, 142,009 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 142009 can be evenly divided by 1 7 20,287 and 142,009, with no remainder.
Since 142,009 cannot be divided by just 1 and 142,009, it is not a prime number.