Q: Is 143,278 a Prime Number?
A: No, 143,278 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 143278 can be evenly divided by 1 2 71 142 1,009 2,018 71,639 and 143,278, with no remainder.
Since 143,278 cannot be divided by just 1 and 143,278, it is not a prime number.