Greatest Common Factor of 32, 45, 65, 77

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

• Greatest Common Factor of 32, 45, 65, 77 by common division method
• Greatest Common Factor of 32, 45, 65, 77 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 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

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

Greatest Common Factor

We found the factors 32,45,65,77 . The biggest common factor number is the GCF number.
So the greatest common factor 32,45,65,77 is 1.

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

• GCF of 23, 83, 19, 26
• GCF of 60, 20, 80, 43
• GCF of 26, 60, 48, 46
• GCF of 91, 93, 90, 23
• GCF of 29, 82, 98, 86

1. What is the GCF of 32, 45, 65, 77?

Answer: GCF of 32, 45, 65, 77 is 1.

2. How to Find the GCF of 32, 45, 65, 77

Answer: Greatest Common Factor(GCF) of 32, 45, 65, 77 = 1

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

Step 2: Then multiply all the prime factors GCF(32, 45, 65, 77) = 1.