Q: Is 1,421,418 a Prime Number?
A: No, 1,421,418 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 1421418 can be evenly divided by 1 2 3 6 241 482 723 983 1,446 1,966 2,949 5,898 236,903 473,806 710,709 and 1,421,418, with no remainder.
Since 1,421,418 cannot be divided by just 1 and 1,421,418, it is not a prime number.