Is 51 a Composite Number?

Yessiree! Fifty one is composite. OR IS IT??? (Yes, it is.) I bet I could make more money if I just sold homework answers... Are we done now?
What are the factors of 51?

Maybe you'd like to know what is the absolute value of -51?
Or try another number:

Random atomic facts:tellurium iodine xenon caesium barium lutetium hafnium tantalum tungsten rhenium