Q: Is 428,164 a Prime Number?
A: No, 428,164 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 428164 can be evenly divided by 1 2 4 11 22 37 44 74 148 263 407 526 814 1,052 1,628 2,893 5,786 9,731 11,572 19,462 38,924 107,041 214,082 and 428,164, with no remainder.
Since 428,164 cannot be divided by just 1 and 428,164, it is not a prime number.