Q: Is 2,404,431 a Prime Number?
A: No, 2,404,431 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 2404431 can be evenly divided by 1 3 9 19 27 43 57 109 129 171 327 387 513 817 981 1,161 2,071 2,451 2,943 4,687 6,213 7,353 14,061 18,639 22,059 42,183 55,917 89,053 126,549 267,159 801,477 and 2,404,431, with no remainder.
Since 2,404,431 cannot be divided by just 1 and 2,404,431, it is not a prime number.