Q: Is 1,421,330 a Prime Number?
A: No, 1,421,330 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 1421330 can be evenly divided by 1 2 5 10 89 178 445 890 1,597 3,194 7,985 15,970 142,133 284,266 710,665 and 1,421,330, with no remainder.
Since 1,421,330 cannot be divided by just 1 and 1,421,330, it is not a prime number.