Greatest Common Factor of 71, 60, 90, 85

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

• Greatest Common Factor of 71, 60, 90, 85 by common division method
• Greatest Common Factor of 71, 60, 90, 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 71

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

1,71

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

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 71,60,90,85 . The biggest common factor number is the GCF number.
So the greatest common factor 71,60,90,85 is 1.

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

• GCF of 75, 84, 76, 19
• GCF of 95, 56, 57, 54
• GCF of 50, 74, 66, 41
• GCF of 96, 58, 42, 41
• GCF of 78, 38, 82, 28

1. What is the GCF of 71, 60, 90, 85?

Answer: GCF of 71, 60, 90, 85 is 1.

2. How to Find the GCF of 71, 60, 90, 85

Answer: Greatest Common Factor(GCF) of 71, 60, 90, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 60, 90, 85) = 1.