Q: Is 8,423,900 a Prime Number?
A: No, 8,423,900 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 8423900 can be evenly divided by 1 2 4 5 10 20 25 50 100 84,239 168,478 336,956 421,195 842,390 1,684,780 2,105,975 4,211,950 and 8,423,900, with no remainder.
Since 8,423,900 cannot be divided by just 1 and 8,423,900, it is not a prime number.