Q: Is 561,742 a Prime Number?
A: No, 561,742 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 561742 can be evenly divided by 1 2 280,871 and 561,742, with no remainder.
Since 561,742 cannot be divided by just 1 and 561,742, it is not a prime number.