Q: Is 8,423,620 a Prime Number?
A: No, 8,423,620 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 8423620 can be evenly divided by 1 2 4 5 10 20 421,181 842,362 1,684,724 2,105,905 4,211,810 and 8,423,620, with no remainder.
Since 8,423,620 cannot be divided by just 1 and 8,423,620, it is not a prime number.