Greatest Common Factor of 11, 39, 78, 171

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

• Greatest Common Factor of 11, 39, 78, 171 by common division method
• Greatest Common Factor of 11, 39, 78, 171 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 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

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 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Greatest Common Factor

We found the factors 11,39,78,171 . The biggest common factor number is the GCF number.
So the greatest common factor 11,39,78,171 is 1.

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

• GCF of 77, 40, 89, 891
• GCF of 29, 69, 51, 796
• GCF of 80, 97, 11, 737
• GCF of 23, 66, 85, 519
• GCF of 17, 32, 76, 129

1. What is the GCF of 11, 39, 78, 171?

Answer: GCF of 11, 39, 78, 171 is 1.

2. How to Find the GCF of 11, 39, 78, 171

Answer: Greatest Common Factor(GCF) of 11, 39, 78, 171 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 39, 78, 171) = 1.