Q: Is 421,164 a Prime Number?
A: No, 421,164 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 421164 can be evenly divided by 1 2 3 4 6 9 12 18 36 11,699 23,398 35,097 46,796 70,194 105,291 140,388 210,582 and 421,164, with no remainder.
Since 421,164 cannot be divided by just 1 and 421,164, it is not a prime number.