Greatest Common Factor of 86, 10, 32, 21

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

• Greatest Common Factor of 86, 10, 32, 21 by common division method
• Greatest Common Factor of 86, 10, 32, 21 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 86

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

1,2,43,86

Factors of 10

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

1,2,5,10

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 86,10,32,21 . The biggest common factor number is the GCF number.
So the greatest common factor 86,10,32,21 is 1.

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

• GCF of 56, 57, 31, 54
• GCF of 68, 45, 82, 71
• GCF of 45, 41, 89, 28
• GCF of 39, 80, 48, 59
• GCF of 37, 38, 31, 55

1. What is the GCF of 86, 10, 32, 21?

Answer: GCF of 86, 10, 32, 21 is 1.

2. How to Find the GCF of 86, 10, 32, 21

Answer: Greatest Common Factor(GCF) of 86, 10, 32, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(86, 10, 32, 21) = 1.