Greatest Common Factor of 90, 60, 20, 539

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

• Greatest Common Factor of 90, 60, 20, 539 by common division method
• Greatest Common Factor of 90, 60, 20, 539 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 20

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

1,2,4,5,10,20

Factors of 539

List of positive integer factors of 539 that divides 539 without a remainder.

1,7,11,49,77,539

Greatest Common Factor

We found the factors 90,60,20,539 . The biggest common factor number is the GCF number.
So the greatest common factor 90,60,20,539 is 1.

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

• GCF of 58, 75, 55, 153
• GCF of 51, 31, 62, 142
• GCF of 32, 60, 88, 170
• GCF of 14, 60, 29, 457
• GCF of 12, 11, 23, 930

1. What is the GCF of 90, 60, 20, 539?

Answer: GCF of 90, 60, 20, 539 is 1.

2. How to Find the GCF of 90, 60, 20, 539

Answer: Greatest Common Factor(GCF) of 90, 60, 20, 539 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 60, 20, 539) = 1.