Greatest Common Factor of 820, 396, 245

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

• Greatest Common Factor of 820, 396, 245 by common division method
• Greatest Common Factor of 820, 396, 245 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 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 396

List of positive integer factors of 396 that divides 396 without a remainder.

1,2,3,4,6,9,11,12,18,22,33,36,44,66,99,132,198,396

Factors of 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Greatest Common Factor

We found the factors 820,396,245 . The biggest common factor number is the GCF number.
So the greatest common factor 820,396,245 is 1.

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

• GCF of 373, 869, 339
• GCF of 233, 393, 267
• GCF of 369, 755, 492
• GCF of 806, 375, 944
• GCF of 378, 722, 165

1. What is the GCF of 820, 396, 245?

Answer: GCF of 820, 396, 245 is 1.

2. How to Find the GCF of 820, 396, 245

Answer: Greatest Common Factor(GCF) of 820, 396, 245 = 1

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

Step 2: Then multiply all the prime factors GCF(820, 396, 245) = 1.