Greatest Common Factor of 47, 38, 22, 780

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

• Greatest Common Factor of 47, 38, 22, 780 by common division method
• Greatest Common Factor of 47, 38, 22, 780 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 47

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

1,47

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Greatest Common Factor

We found the factors 47,38,22,780 . The biggest common factor number is the GCF number.
So the greatest common factor 47,38,22,780 is 1.

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

• GCF of 26, 79, 64, 900
• GCF of 49, 33, 78, 305
• GCF of 51, 31, 43, 350
• GCF of 12, 60, 74, 639
• GCF of 19, 91, 78, 827

1. What is the GCF of 47, 38, 22, 780?

Answer: GCF of 47, 38, 22, 780 is 1.

2. How to Find the GCF of 47, 38, 22, 780

Answer: Greatest Common Factor(GCF) of 47, 38, 22, 780 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 38, 22, 780) = 1.