Q: Is 261,535 a Prime Number?
A: No, 261,535 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 261535 can be evenly divided by 1 5 19 95 2,753 13,765 52,307 and 261,535, with no remainder.
Since 261,535 cannot be divided by just 1 and 261,535, it is not a prime number.