Greatest Common Factor of 11, 13, 71, 56, 687

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

• Greatest Common Factor of 11, 13, 71, 56, 687 by common division method
• Greatest Common Factor of 11, 13, 71, 56, 687 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 687

List of positive integer factors of 687 that divides 687 without a remainder.

1,3,229,687

Greatest Common Factor

We found the factors 11,13,71,56,687 . The biggest common factor number is the GCF number.
So the greatest common factor 11,13,71,56,687 is 1.

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

• GCF of 77, 19, 77, 47, 742
• GCF of 76, 16, 82, 26, 174
• GCF of 58, 24, 31, 20, 279
• GCF of 23, 26, 98, 77, 562
• GCF of 90, 88, 75, 33, 763

1. What is the GCF of 11, 13, 71, 56, 687?

Answer: GCF of 11, 13, 71, 56, 687 is 1.

2. How to Find the GCF of 11, 13, 71, 56, 687

Answer: Greatest Common Factor(GCF) of 11, 13, 71, 56, 687 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 13, 71, 56, 687) = 1.