Greatest Common Factor of 47, 53, 86, 138

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

• Greatest Common Factor of 47, 53, 86, 138 by common division method
• Greatest Common Factor of 47, 53, 86, 138 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 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 47,53,86,138 . The biggest common factor number is the GCF number.
So the greatest common factor 47,53,86,138 is 1.

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

• GCF of 38, 61, 30, 711
• GCF of 69, 27, 40, 925
• GCF of 53, 30, 55, 263
• GCF of 55, 62, 89, 605
• GCF of 31, 72, 19, 220

1. What is the GCF of 47, 53, 86, 138?

Answer: GCF of 47, 53, 86, 138 is 1.

2. How to Find the GCF of 47, 53, 86, 138

Answer: Greatest Common Factor(GCF) of 47, 53, 86, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 53, 86, 138) = 1.