Greatest Common Factor of 18, 26, 78, 775

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

• Greatest Common Factor of 18, 26, 78, 775 by common division method
• Greatest Common Factor of 18, 26, 78, 775 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 26

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

1,2,13,26

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 775

List of positive integer factors of 775 that divides 775 without a remainder.

1,5,25,31,155,775

Greatest Common Factor

We found the factors 18,26,78,775 . The biggest common factor number is the GCF number.
So the greatest common factor 18,26,78,775 is 1.

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

• GCF of 78, 79, 59, 854
• GCF of 65, 60, 71, 108
• GCF of 98, 57, 11, 475
• GCF of 69, 61, 13, 932
• GCF of 22, 44, 49, 463

1. What is the GCF of 18, 26, 78, 775?

Answer: GCF of 18, 26, 78, 775 is 1.

2. How to Find the GCF of 18, 26, 78, 775

Answer: Greatest Common Factor(GCF) of 18, 26, 78, 775 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 26, 78, 775) = 1.