Greatest Common Factor of 52, 47, 20, 621

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

• Greatest Common Factor of 52, 47, 20, 621 by common division method
• Greatest Common Factor of 52, 47, 20, 621 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 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 20

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

1,2,4,5,10,20

Factors of 621

List of positive integer factors of 621 that divides 621 without a remainder.

1,3,9,23,27,69,207,621

Greatest Common Factor

We found the factors 52,47,20,621 . The biggest common factor number is the GCF number.
So the greatest common factor 52,47,20,621 is 1.

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

• GCF of 97, 66, 44, 767
• GCF of 28, 97, 63, 235
• GCF of 35, 64, 87, 555
• GCF of 41, 90, 27, 310
• GCF of 78, 44, 58, 550

1. What is the GCF of 52, 47, 20, 621?

Answer: GCF of 52, 47, 20, 621 is 1.

2. How to Find the GCF of 52, 47, 20, 621

Answer: Greatest Common Factor(GCF) of 52, 47, 20, 621 = 1

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

Step 2: Then multiply all the prime factors GCF(52, 47, 20, 621) = 1.