Greatest Common Factor of 26, 55, 21, 29

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

• Greatest Common Factor of 26, 55, 21, 29 by common division method
• Greatest Common Factor of 26, 55, 21, 29 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 29

List of positive integer factors of 29 that divides 29 without a remainder.

1,29

Greatest Common Factor

We found the factors 26,55,21,29 . The biggest common factor number is the GCF number.
So the greatest common factor 26,55,21,29 is 1.

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

• GCF of 45, 95, 55, 68
• GCF of 97, 75, 19, 71
• GCF of 53, 25, 30, 20
• GCF of 85, 54, 76, 75
• GCF of 70, 63, 44, 65

1. What is the GCF of 26, 55, 21, 29?

Answer: GCF of 26, 55, 21, 29 is 1.

2. How to Find the GCF of 26, 55, 21, 29

Answer: Greatest Common Factor(GCF) of 26, 55, 21, 29 = 1

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

Step 2: Then multiply all the prime factors GCF(26, 55, 21, 29) = 1.