Q: Is 748,431 a Prime Number?
A: No, 748,431 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 748431 can be evenly divided by 1 3 9 137 411 607 1,233 1,821 5,463 83,159 249,477 and 748,431, with no remainder.
Since 748,431 cannot be divided by just 1 and 748,431, it is not a prime number.