Q: Is 261,669 a Prime Number?
A: No, 261,669 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 261669 can be evenly divided by 1 3 87,223 and 261,669, with no remainder.
Since 261,669 cannot be divided by just 1 and 261,669, it is not a prime number.