Q: Is 141,428 a Prime Number?
A: No, 141,428 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 141428 can be evenly divided by 1 2 4 7 14 28 5,051 10,102 20,204 35,357 70,714 and 141,428, with no remainder.
Since 141,428 cannot be divided by just 1 and 141,428, it is not a prime number.