Greatest Common Factor of 26, 65, 21, 154

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

• Greatest Common Factor of 26, 65, 21, 154 by common division method
• Greatest Common Factor of 26, 65, 21, 154 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 21

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

1,3,7,21

Factors of 154

List of positive integer factors of 154 that divides 154 without a remainder.

1,2,7,11,14,22,77,154

Greatest Common Factor

We found the factors 26,65,21,154 . The biggest common factor number is the GCF number.
So the greatest common factor 26,65,21,154 is 1.

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

• GCF of 33, 11, 82, 834
• GCF of 64, 33, 25, 701
• GCF of 71, 45, 98, 225
• GCF of 86, 56, 69, 831
• GCF of 21, 62, 63, 356

1. What is the GCF of 26, 65, 21, 154?

Answer: GCF of 26, 65, 21, 154 is 1.

2. How to Find the GCF of 26, 65, 21, 154

Answer: Greatest Common Factor(GCF) of 26, 65, 21, 154 = 1

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

Step 2: Then multiply all the prime factors GCF(26, 65, 21, 154) = 1.