Q: Is 15,783 a Prime Number?
A: No, 15,783 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 15783 can be evenly divided by 1 3 5,261 and 15,783, with no remainder.
Since 15,783 cannot be divided by just 1 and 15,783, it is not a prime number.