Greatest Common Factor of 66, 425, 820

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

• Greatest Common Factor of 66, 425, 820 by common division method
• Greatest Common Factor of 66, 425, 820 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

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

Greatest Common Factor

We found the factors 66,425,820 . The biggest common factor number is the GCF number.
So the greatest common factor 66,425,820 is 1.

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

• GCF of 59, 851, 665
• GCF of 98, 350, 421
• GCF of 93, 369, 854
• GCF of 81, 290, 849
• GCF of 73, 779, 938

1. What is the GCF of 66, 425, 820?

Answer: GCF of 66, 425, 820 is 1.

2. How to Find the GCF of 66, 425, 820

Answer: Greatest Common Factor(GCF) of 66, 425, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(66, 425, 820) = 1.