Greatest Common Factor of 85, 56, 28, 765

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

• Greatest Common Factor of 85, 56, 28, 765 by common division method
• Greatest Common Factor of 85, 56, 28, 765 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 85

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

1,5,17,85

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 765

List of positive integer factors of 765 that divides 765 without a remainder.

1,3,5,9,15,17,45,51,85,153,255,765

Greatest Common Factor

We found the factors 85,56,28,765 . The biggest common factor number is the GCF number.
So the greatest common factor 85,56,28,765 is 1.

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

• GCF of 33, 87, 77, 206
• GCF of 78, 60, 39, 141
• GCF of 47, 68, 40, 566
• GCF of 75, 91, 96, 185
• GCF of 11, 27, 62, 597

1. What is the GCF of 85, 56, 28, 765?

Answer: GCF of 85, 56, 28, 765 is 1.

2. How to Find the GCF of 85, 56, 28, 765

Answer: Greatest Common Factor(GCF) of 85, 56, 28, 765 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 56, 28, 765) = 1.