Question

List all the factors of 72, and tell whether it is prime or composite: List all the factors of 31, and tell whether it is prime or composite:

Answer 1

Answer:

72 composite number, 31 prime

Step-by-step explanation:

factors of 72: 1*72, 2*36, 3*24, 4*18, 6*12, 8*9

factors of 31: 1*31,