Greatest Common Factor of 11, 78, 34, 9

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

• Greatest Common Factor of 11, 78, 34, 9 by common division method
• Greatest Common Factor of 11, 78, 34, 9 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

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 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 9

List of positive integer factors of 9 that divides 9 without a remainder.

1,3,9

Greatest Common Factor

We found the factors 11,78,34,9 . The biggest common factor number is the GCF number.
So the greatest common factor 11,78,34,9 is 1.

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

• GCF of 52, 41, 87, 4
• GCF of 58, 28, 73, 6
• GCF of 19, 35, 87, 9
• GCF of 54, 11, 39, 3
• GCF of 33, 85, 56, 8

1. What is the GCF of 11, 78, 34, 9?

Answer: GCF of 11, 78, 34, 9 is 1.

2. How to Find the GCF of 11, 78, 34, 9

Answer: Greatest Common Factor(GCF) of 11, 78, 34, 9 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 78, 34, 9) = 1.