Q: Is 5,223,428 a Prime Number?
A: No, 5,223,428 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 5223428 can be evenly divided by 1 2 4 7 14 28 186,551 373,102 746,204 1,305,857 2,611,714 and 5,223,428, with no remainder.
Since 5,223,428 cannot be divided by just 1 and 5,223,428, it is not a prime number.