Q: Is 64,143 a Prime Number?
A: No, 64,143 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 64143 can be evenly divided by 1 3 9 7,127 21,381 and 64,143, with no remainder.
Since 64,143 cannot be divided by just 1 and 64,143, it is not a prime number.