Greatest Common Factor of 77, 21, 965

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

• Greatest Common Factor of 77, 21, 965 by common division method
• Greatest Common Factor of 77, 21, 965 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 77

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

1,7,11,77

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 965

List of positive integer factors of 965 that divides 965 without a remainder.

1,5,193,965

Greatest Common Factor

We found the factors 77,21,965 . The biggest common factor number is the GCF number.
So the greatest common factor 77,21,965 is 1.

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

• GCF of 31, 68, 386
• GCF of 34, 14, 595
• GCF of 40, 95, 220
• GCF of 67, 99, 905
• GCF of 79, 60, 638

1. What is the GCF of 77, 21, 965?

Answer: GCF of 77, 21, 965 is 1.

2. How to Find the GCF of 77, 21, 965

Answer: Greatest Common Factor(GCF) of 77, 21, 965 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 21, 965) = 1.