Q: Is 243,565 a Prime Number?
A: No, 243,565 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 243565 can be evenly divided by 1 5 7 35 6,959 34,795 48,713 and 243,565, with no remainder.
Since 243,565 cannot be divided by just 1 and 243,565, it is not a prime number.