Greatest Common Factor of 72, 55, 20, 930

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

• Greatest Common Factor of 72, 55, 20, 930 by common division method
• Greatest Common Factor of 72, 55, 20, 930 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 55

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

1,5,11,55

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 930

List of positive integer factors of 930 that divides 930 without a remainder.

1,2,3,5,6,10,15,30,31,62,93,155,186,310,465,930

Greatest Common Factor

We found the factors 72,55,20,930 . The biggest common factor number is the GCF number.
So the greatest common factor 72,55,20,930 is 1.

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

• GCF of 32, 64, 72, 142
• GCF of 12, 11, 89, 270
• GCF of 52, 44, 81, 708
• GCF of 29, 43, 27, 307
• GCF of 71, 16, 81, 513

1. What is the GCF of 72, 55, 20, 930?

Answer: GCF of 72, 55, 20, 930 is 1.

2. How to Find the GCF of 72, 55, 20, 930

Answer: Greatest Common Factor(GCF) of 72, 55, 20, 930 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 55, 20, 930) = 1.