Greatest Common Factor of 85, 10, 12, 87

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

• Greatest Common Factor of 85, 10, 12, 87 by common division method
• Greatest Common Factor of 85, 10, 12, 87 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 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 85,10,12,87 . The biggest common factor number is the GCF number.
So the greatest common factor 85,10,12,87 is 1.

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

• GCF of 23, 78, 81, 63
• GCF of 18, 74, 76, 12
• GCF of 83, 72, 41, 79
• GCF of 17, 53, 38, 90
• GCF of 77, 74, 54, 11

1. What is the GCF of 85, 10, 12, 87?

Answer: GCF of 85, 10, 12, 87 is 1.

2. How to Find the GCF of 85, 10, 12, 87

Answer: Greatest Common Factor(GCF) of 85, 10, 12, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 10, 12, 87) = 1.