Greatest Common Factor of 6, 77, 65, 399

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

• Greatest Common Factor of 6, 77, 65, 399 by common division method
• Greatest Common Factor of 6, 77, 65, 399 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 6

List of positive integer factors of 6 that divides 6 without a remainder.

1,2,3,6

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Greatest Common Factor

We found the factors 6,77,65,399 . The biggest common factor number is the GCF number.
So the greatest common factor 6,77,65,399 is 1.

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

• GCF of 5, 48, 60, 485
• GCF of 8, 56, 22, 562
• GCF of 1, 68, 82, 897
• GCF of 5, 61, 59, 319
• GCF of 2, 26, 68, 664

1. What is the GCF of 6, 77, 65, 399?

Answer: GCF of 6, 77, 65, 399 is 1.

2. How to Find the GCF of 6, 77, 65, 399

Answer: Greatest Common Factor(GCF) of 6, 77, 65, 399 = 1

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

Step 2: Then multiply all the prime factors GCF(6, 77, 65, 399) = 1.