Greatest Common Factor of 61, 86, 85, 52

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

• Greatest Common Factor of 61, 86, 85, 52 by common division method
• Greatest Common Factor of 61, 86, 85, 52 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 86

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

1,2,43,86

Factors of 85

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

1,5,17,85

Factors of 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Greatest Common Factor

We found the factors 61,86,85,52 . The biggest common factor number is the GCF number.
So the greatest common factor 61,86,85,52 is 1.

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

• GCF of 65, 11, 49, 89
• GCF of 54, 49, 43, 96
• GCF of 80, 39, 23, 22
• GCF of 69, 29, 64, 11
• GCF of 19, 34, 23, 76

1. What is the GCF of 61, 86, 85, 52?

Answer: GCF of 61, 86, 85, 52 is 1.

2. How to Find the GCF of 61, 86, 85, 52

Answer: Greatest Common Factor(GCF) of 61, 86, 85, 52 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 86, 85, 52) = 1.