Question: is 10 a composite number?
Answer: Composite Number. which is not prime (i.e., which has factors other than 1 and itself). The first few composite numbers (sometimes called "composites" for short) are 4, 6, 8, 9, 10, 12, 14, 15, 16, ... ... Note that the number 1 is a special case which is considered to be neither composite nor prime.