Greatest Common Factor of 26, 81, 77, 45

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

• Greatest Common Factor of 26, 81, 77, 45 by common division method
• Greatest Common Factor of 26, 81, 77, 45 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 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 77

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

1,7,11,77

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Greatest Common Factor

We found the factors 26,81,77,45 . The biggest common factor number is the GCF number.
So the greatest common factor 26,81,77,45 is 1.

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

• GCF of 45, 34, 91, 93
• GCF of 70, 76, 21, 35
• GCF of 43, 31, 91, 20
• GCF of 62, 19, 79, 56
• GCF of 72, 47, 75, 22

1. What is the GCF of 26, 81, 77, 45?

Answer: GCF of 26, 81, 77, 45 is 1.

2. How to Find the GCF of 26, 81, 77, 45

Answer: Greatest Common Factor(GCF) of 26, 81, 77, 45 = 1

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

Step 2: Then multiply all the prime factors GCF(26, 81, 77, 45) = 1.