Greatest Common Factor of 65, 77, 23, 321

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

• Greatest Common Factor of 65, 77, 23, 321 by common division method
• Greatest Common Factor of 65, 77, 23, 321 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 65

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

1,5,13,65

Factors of 77

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

1,7,11,77

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Greatest Common Factor

We found the factors 65,77,23,321 . The biggest common factor number is the GCF number.
So the greatest common factor 65,77,23,321 is 1.

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

• GCF of 87, 97, 22, 598
• GCF of 33, 24, 74, 692
• GCF of 15, 46, 60, 580
• GCF of 54, 33, 91, 609
• GCF of 93, 85, 85, 259

1. What is the GCF of 65, 77, 23, 321?

Answer: GCF of 65, 77, 23, 321 is 1.

2. How to Find the GCF of 65, 77, 23, 321

Answer: Greatest Common Factor(GCF) of 65, 77, 23, 321 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 77, 23, 321) = 1.