Q: Is 512,542 a Prime Number?
A: No, 512,542 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 512542 can be evenly divided by 1 2 251 502 1,021 2,042 256,271 and 512,542, with no remainder.
Since 512,542 cannot be divided by just 1 and 512,542, it is not a prime number.