Q: Is 421,379 a Prime Number?
A: No, 421,379 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 421379 can be evenly divided by 1 7 17 119 3,541 24,787 60,197 and 421,379, with no remainder.
Since 421,379 cannot be divided by just 1 and 421,379, it is not a prime number.