Greatest Common Factor of 87, 86, 80, 220

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

• Greatest Common Factor of 87, 86, 80, 220 by common division method
• Greatest Common Factor of 87, 86, 80, 220 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 87

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

1,3,29,87

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Greatest Common Factor

We found the factors 87,86,80,220 . The biggest common factor number is the GCF number.
So the greatest common factor 87,86,80,220 is 1.

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

• GCF of 84, 24, 47, 999
• GCF of 90, 80, 28, 314
• GCF of 50, 36, 91, 507
• GCF of 51, 83, 53, 463
• GCF of 93, 69, 72, 129

1. What is the GCF of 87, 86, 80, 220?

Answer: GCF of 87, 86, 80, 220 is 1.

2. How to Find the GCF of 87, 86, 80, 220

Answer: Greatest Common Factor(GCF) of 87, 86, 80, 220 = 1

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

Step 2: Then multiply all the prime factors GCF(87, 86, 80, 220) = 1.