Q: Is 4,042,431 a Prime Number?
A: No, 4,042,431 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 4042431 can be evenly divided by 1 3 9 31 93 279 14,489 43,467 130,401 449,159 1,347,477 and 4,042,431, with no remainder.
Since 4,042,431 cannot be divided by just 1 and 4,042,431, it is not a prime number.