Q: Is 563,261 a Prime Number?
A: No, 563,261 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 563261 can be evenly divided by 1 17 289 1,949 33,133 and 563,261, with no remainder.
Since 563,261 cannot be divided by just 1 and 563,261, it is not a prime number.