Greatest Common Factor of 61, 89, 76, 85

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

• Greatest Common Factor of 61, 89, 76, 85 by common division method
• Greatest Common Factor of 61, 89, 76, 85 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

Factors of 85

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

1,5,17,85

Greatest Common Factor

We found the factors 61,89,76,85 . The biggest common factor number is the GCF number.
So the greatest common factor 61,89,76,85 is 1.

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

• GCF of 80, 75, 51, 78
• GCF of 53, 70, 36, 62
• GCF of 90, 54, 78, 57
• GCF of 21, 88, 49, 41
• GCF of 74, 41, 35, 93

1. What is the GCF of 61, 89, 76, 85?

Answer: GCF of 61, 89, 76, 85 is 1.

2. How to Find the GCF of 61, 89, 76, 85

Answer: Greatest Common Factor(GCF) of 61, 89, 76, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 89, 76, 85) = 1.