Greatest Common Factor of 12, 83, 15, 128

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

• Greatest Common Factor of 12, 83, 15, 128 by common division method
• Greatest Common Factor of 12, 83, 15, 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 12

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

1,2,3,4,6,12

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

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 12,83,15,128 . The biggest common factor number is the GCF number.
So the greatest common factor 12,83,15,128 is 1.

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

• GCF of 31, 95, 76, 961
• GCF of 14, 16, 69, 802
• GCF of 16, 94, 86, 293
• GCF of 96, 20, 36, 904
• GCF of 35, 83, 87, 260

1. What is the GCF of 12, 83, 15, 128?

Answer: GCF of 12, 83, 15, 128 is 1.

2. How to Find the GCF of 12, 83, 15, 128

Answer: Greatest Common Factor(GCF) of 12, 83, 15, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 83, 15, 128) = 1.