Q: Is 28,743 a Prime Number?
A: No, 28,743 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 28743 can be evenly divided by 1 3 11 13 33 39 67 143 201 429 737 871 2,211 2,613 9,581 and 28,743, with no remainder.
Since 28,743 cannot be divided by just 1 and 28,743, it is not a prime number.