Q: Is 5,142,642 a Prime Number?
A: No, 5,142,642 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 5142642 can be evenly divided by 1 2 3 6 857,107 1,714,214 2,571,321 and 5,142,642, with no remainder.
Since 5,142,642 cannot be divided by just 1 and 5,142,642, it is not a prime number.