Q: Is 101,605 a Prime Number?
A: No, 101,605 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 101605 can be evenly divided by 1 5 7 35 2,903 14,515 20,321 and 101,605, with no remainder.
Since 101,605 cannot be divided by just 1 and 101,605, it is not a prime number.