Greatest Common Factor of 385, 621, 820

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

• Greatest Common Factor of 385, 621, 820 by common division method
• Greatest Common Factor of 385, 621, 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 385

List of positive integer factors of 385 that divides 385 without a remainder.

1,5,7,11,35,55,77,385

Factors of 621

List of positive integer factors of 621 that divides 621 without a remainder.

1,3,9,23,27,69,207,621

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 385,621,820 . The biggest common factor number is the GCF number.
So the greatest common factor 385,621,820 is 1.

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

• GCF of 518, 963, 690
• GCF of 284, 838, 199
• GCF of 449, 122, 199
• GCF of 400, 246, 650
• GCF of 900, 202, 467

1. What is the GCF of 385, 621, 820?

Answer: GCF of 385, 621, 820 is 1.

2. How to Find the GCF of 385, 621, 820

Answer: Greatest Common Factor(GCF) of 385, 621, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(385, 621, 820) = 1.