Greatest Common Factor of 65, 12, 128

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

• Greatest Common Factor of 65, 12, 128 by common division method
• Greatest Common Factor of 65, 12, 128 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 65,12,128 . The biggest common factor number is the GCF number.
So the greatest common factor 65,12,128 is 1.

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

• GCF of 37, 57, 914
• GCF of 76, 56, 265
• GCF of 74, 64, 787
• GCF of 99, 37, 917
• GCF of 60, 35, 134

1. What is the GCF of 65, 12, 128?

Answer: GCF of 65, 12, 128 is 1.

2. How to Find the GCF of 65, 12, 128

Answer: Greatest Common Factor(GCF) of 65, 12, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 12, 128) = 1.