Q: Is 243,745 a Prime Number?
A: No, 243,745 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 243745 can be evenly divided by 1 5 29 41 145 205 1,189 1,681 5,945 8,405 48,749 and 243,745, with no remainder.
Since 243,745 cannot be divided by just 1 and 243,745, it is not a prime number.