Greatest Common Factor of 47, 10, 42, 85, 11

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

• Greatest Common Factor of 47, 10, 42, 85, 11 by common division method
• Greatest Common Factor of 47, 10, 42, 85, 11 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 11

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

1,11

Greatest Common Factor

We found the factors 47,10,42,85,11 . The biggest common factor number is the GCF number.
So the greatest common factor 47,10,42,85,11 is 1.

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

• GCF of 28, 81, 31, 55, 65
• GCF of 55, 41, 68, 84, 32
• GCF of 74, 64, 77, 43, 49
• GCF of 88, 30, 58, 68, 50
• GCF of 59, 29, 25, 98, 57

1. What is the GCF of 47, 10, 42, 85, 11?

Answer: GCF of 47, 10, 42, 85, 11 is 1.

2. How to Find the GCF of 47, 10, 42, 85, 11

Answer: Greatest Common Factor(GCF) of 47, 10, 42, 85, 11 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 10, 42, 85, 11) = 1.