Q: Is 421,010 a Prime Number?
A: No, 421,010 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 421010 can be evenly divided by 1 2 5 10 42,101 84,202 210,505 and 421,010, with no remainder.
Since 421,010 cannot be divided by just 1 and 421,010, it is not a prime number.