Q: Is 890,421 a Prime Number?
A: No, 890,421 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 890421 can be evenly divided by 1 3 7 21 109 327 389 763 1,167 2,289 2,723 8,169 42,401 127,203 296,807 and 890,421, with no remainder.
Since 890,421 cannot be divided by just 1 and 890,421, it is not a prime number.