Q: Is 427,129 a Prime Number?
A: No, 427,129 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 427129 can be evenly divided by 1 101 4,229 and 427,129, with no remainder.
Since 427,129 cannot be divided by just 1 and 427,129, it is not a prime number.