Greatest Common Factor of 71, 58, 86, 4, 20

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

• Greatest Common Factor of 71, 58, 86, 4, 20 by common division method
• Greatest Common Factor of 71, 58, 86, 4, 20 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 71

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

1,71

Factors of 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 86

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

1,2,43,86

Factors of 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 71,58,86,4,20 . The biggest common factor number is the GCF number.
So the greatest common factor 71,58,86,4,20 is 1.

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

• GCF of 81, 72, 63, 8, 24
• GCF of 19, 38, 40, 1, 34
• GCF of 73, 69, 68, 6, 77
• GCF of 78, 21, 49, 6, 41
• GCF of 66, 21, 95, 6, 86

1. What is the GCF of 71, 58, 86, 4, 20?

Answer: GCF of 71, 58, 86, 4, 20 is 1.

2. How to Find the GCF of 71, 58, 86, 4, 20

Answer: Greatest Common Factor(GCF) of 71, 58, 86, 4, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 58, 86, 4, 20) = 1.