Q: Is 8,717,420 a Prime Number?
A: No, 8,717,420 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 8717420 can be evenly divided by 1 2 4 5 10 20 41 82 164 205 410 820 10,631 21,262 42,524 53,155 106,310 212,620 435,871 871,742 1,743,484 2,179,355 4,358,710 and 8,717,420, with no remainder.
Since 8,717,420 cannot be divided by just 1 and 8,717,420, it is not a prime number.