Q: Is 427,021 a Prime Number?
A: No, 427,021 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 427021 can be evenly divided by 1 7 53 371 1,151 8,057 61,003 and 427,021, with no remainder.
Since 427,021 cannot be divided by just 1 and 427,021, it is not a prime number.