Greatest Common Factor of 22, 72, 70, 77

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 22, 72, 70, 77 by common division method
• Greatest Common Factor of 22, 72, 70, 77 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Greatest Common Factor

We found the factors 22,72,70,77 . The biggest common factor number is the GCF number.
So the greatest common factor 22,72,70,77 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 80, 97, 74, 97
• GCF of 65, 35, 53, 94
• GCF of 11, 95, 66, 68
• GCF of 29, 76, 21, 47
• GCF of 15, 73, 29, 38

1. What is the GCF of 22, 72, 70, 77?

Answer: GCF of 22, 72, 70, 77 is 1.

2. How to Find the GCF of 22, 72, 70, 77

Answer: Greatest Common Factor(GCF) of 22, 72, 70, 77 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(22, 72, 70, 77) = 1.