Q: Is 264,143 a Prime Number?
A: No, 264,143 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 264143 can be evenly divided by 1 11 37 59 121 407 649 2,183 4,477 7,139 24,013 and 264,143, with no remainder.
Since 264,143 cannot be divided by just 1 and 264,143, it is not a prime number.