Q: Is 8,418,420 a Prime Number?
A: No, 8,418,420 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 8418420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 46,769 93,538 140,307 187,076 233,845 280,614 420,921 467,690 561,228 701,535 841,842 935,380 1,403,070 1,683,684 2,104,605 2,806,140 4,209,210 and 8,418,420, with no remainder.
Since 8,418,420 cannot be divided by just 1 and 8,418,420, it is not a prime number.