Greatest Common Factor of 85, 79, 45, 8, 57

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

• Greatest Common Factor of 85, 79, 45, 8, 57 by common division method
• Greatest Common Factor of 85, 79, 45, 8, 57 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 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 8

List of positive integer factors of 8 that divides 8 without a remainder.

1,2,4,8

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Greatest Common Factor

We found the factors 85,79,45,8,57 . The biggest common factor number is the GCF number.
So the greatest common factor 85,79,45,8,57 is 1.

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

• GCF of 81, 38, 75, 9, 12
• GCF of 66, 12, 10, 2, 22
• GCF of 11, 79, 43, 5, 73
• GCF of 11, 98, 92, 3, 42
• GCF of 35, 30, 13, 4, 51

1. What is the GCF of 85, 79, 45, 8, 57?

Answer: GCF of 85, 79, 45, 8, 57 is 1.

2. How to Find the GCF of 85, 79, 45, 8, 57

Answer: Greatest Common Factor(GCF) of 85, 79, 45, 8, 57 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 79, 45, 8, 57) = 1.