Q: Is 727,143 a Prime Number?
A: No, 727,143 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 727143 can be evenly divided by 1 3 163 489 1,487 4,461 242,381 and 727,143, with no remainder.
Since 727,143 cannot be divided by just 1 and 727,143, it is not a prime number.