Q: Is 431,949 a Prime Number?
A: No, 431,949 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 431949 can be evenly divided by 1 3 7 21 67 201 307 469 921 1,407 2,149 6,447 20,569 61,707 143,983 and 431,949, with no remainder.
Since 431,949 cannot be divided by just 1 and 431,949, it is not a prime number.