Q: Is 900,421 a Prime Number?
A: No, 900,421 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 900421 can be evenly divided by 1 29 61 509 1,769 14,761 31,049 and 900,421, with no remainder.
Since 900,421 cannot be divided by just 1 and 900,421, it is not a prime number.