Greatest Common Factor of 81, 153, 279, 320

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

• Greatest Common Factor of 81, 153, 279, 320 by common division method
• Greatest Common Factor of 81, 153, 279, 320 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Factors of 279

List of positive integer factors of 279 that divides 279 without a remainder.

1,3,9,31,93,279

Factors of 320

List of positive integer factors of 320 that divides 320 without a remainder.

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

Greatest Common Factor

We found the factors 81,153,279,320 . The biggest common factor number is the GCF number.
So the greatest common factor 81,153,279,320 is 1.

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

• GCF of 91, 544, 401, 864
• GCF of 67, 662, 245, 700
• GCF of 89, 986, 972, 325
• GCF of 15, 339, 129, 489
• GCF of 32, 463, 940, 834

1. What is the GCF of 81, 153, 279, 320?

Answer: GCF of 81, 153, 279, 320 is 1.

2. How to Find the GCF of 81, 153, 279, 320

Answer: Greatest Common Factor(GCF) of 81, 153, 279, 320 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 153, 279, 320) = 1.