Q: Is 265,143 a Prime Number?
A: No, 265,143 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 265143 can be evenly divided by 1 3 31 93 2,851 8,553 88,381 and 265,143, with no remainder.
Since 265,143 cannot be divided by just 1 and 265,143, it is not a prime number.