Greatest Common Factor of 20, 73, 54, 945

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

• Greatest Common Factor of 20, 73, 54, 945 by common division method
• Greatest Common Factor of 20, 73, 54, 945 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 20

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

1,2,4,5,10,20

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Greatest Common Factor

We found the factors 20,73,54,945 . The biggest common factor number is the GCF number.
So the greatest common factor 20,73,54,945 is 1.

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

• GCF of 52, 66, 30, 727
• GCF of 21, 29, 98, 588
• GCF of 22, 37, 23, 872
• GCF of 86, 33, 19, 811
• GCF of 35, 31, 79, 444

1. What is the GCF of 20, 73, 54, 945?

Answer: GCF of 20, 73, 54, 945 is 1.

2. How to Find the GCF of 20, 73, 54, 945

Answer: Greatest Common Factor(GCF) of 20, 73, 54, 945 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 73, 54, 945) = 1.