Greatest Common Factor of 32, 27, 65, 55, 640

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

• Greatest Common Factor of 32, 27, 65, 55, 640 by common division method
• Greatest Common Factor of 32, 27, 65, 55, 640 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 65

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

1,5,13,65

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Greatest Common Factor

We found the factors 32,27,65,55,640 . The biggest common factor number is the GCF number.
So the greatest common factor 32,27,65,55,640 is 1.

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

• GCF of 86, 72, 56, 16, 727
• GCF of 40, 64, 61, 50, 705
• GCF of 59, 47, 11, 73, 537
• GCF of 47, 98, 76, 59, 785
• GCF of 81, 10, 23, 61, 113

1. What is the GCF of 32, 27, 65, 55, 640?

Answer: GCF of 32, 27, 65, 55, 640 is 1.

2. How to Find the GCF of 32, 27, 65, 55, 640

Answer: Greatest Common Factor(GCF) of 32, 27, 65, 55, 640 = 1

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

Step 2: Then multiply all the prime factors GCF(32, 27, 65, 55, 640) = 1.