Greatest Common Factor of 42, 820, 211

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

• Greatest Common Factor of 42, 820, 211 by common division method
• Greatest Common Factor of 42, 820, 211 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Factors of 211

List of positive integer factors of 211 that divides 211 without a remainder.

1,211

Greatest Common Factor

We found the factors 42,820,211 . The biggest common factor number is the GCF number.
So the greatest common factor 42,820,211 is 1.

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

• GCF of 13, 757, 635
• GCF of 37, 179, 824
• GCF of 13, 629, 839
• GCF of 41, 216, 146
• GCF of 20, 516, 683

1. What is the GCF of 42, 820, 211?

Answer: GCF of 42, 820, 211 is 1.

2. How to Find the GCF of 42, 820, 211

Answer: Greatest Common Factor(GCF) of 42, 820, 211 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 820, 211) = 1.