Greatest Common Factor of 22, 77, 90

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

• Greatest Common Factor of 22, 77, 90 by common division method
• Greatest Common Factor of 22, 77, 90 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 77

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

1,7,11,77

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 22,77,90 . The biggest common factor number is the GCF number.
So the greatest common factor 22,77,90 is 1.

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

• GCF of 39, 31, 38
• GCF of 91, 83, 11
• GCF of 81, 31, 50
• GCF of 74, 75, 82
• GCF of 40, 40, 27

1. What is the GCF of 22, 77, 90?

Answer: GCF of 22, 77, 90 is 1.

2. How to Find the GCF of 22, 77, 90

Answer: Greatest Common Factor(GCF) of 22, 77, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(22, 77, 90) = 1.