Q: Is 243,872 a Prime Number?
A: No, 243,872 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 243872 can be evenly divided by 1 2 4 8 16 32 7,621 15,242 30,484 60,968 121,936 and 243,872, with no remainder.
Since 243,872 cannot be divided by just 1 and 243,872, it is not a prime number.