Greatest Common Factor of 12, 20, 841

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

• Greatest Common Factor of 12, 20, 841 by common division method
• Greatest Common Factor of 12, 20, 841 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 12

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

1,2,3,4,6,12

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 841

List of positive integer factors of 841 that divides 841 without a remainder.

1,29,841

Greatest Common Factor

We found the factors 12,20,841 . The biggest common factor number is the GCF number.
So the greatest common factor 12,20,841 is 1.

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

• GCF of 51, 47, 893
• GCF of 70, 44, 777
• GCF of 15, 62, 226
• GCF of 16, 43, 273
• GCF of 86, 71, 148

1. What is the GCF of 12, 20, 841?

Answer: GCF of 12, 20, 841 is 1.

2. How to Find the GCF of 12, 20, 841

Answer: Greatest Common Factor(GCF) of 12, 20, 841 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 20, 841) = 1.