Greatest Common Factor of 20, 47, 78, 350

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

• Greatest Common Factor of 20, 47, 78, 350 by common division method
• Greatest Common Factor of 20, 47, 78, 350 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 47

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

1,47

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 350

List of positive integer factors of 350 that divides 350 without a remainder.

1,2,5,7,10,14,25,35,50,70,175,350

Greatest Common Factor

We found the factors 20,47,78,350 . The biggest common factor number is the GCF number.
So the greatest common factor 20,47,78,350 is 1.

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

• GCF of 20, 31, 42, 494
• GCF of 41, 96, 55, 716
• GCF of 10, 71, 60, 629
• GCF of 99, 65, 72, 311
• GCF of 97, 80, 30, 553

1. What is the GCF of 20, 47, 78, 350?

Answer: GCF of 20, 47, 78, 350 is 1.

2. How to Find the GCF of 20, 47, 78, 350

Answer: Greatest Common Factor(GCF) of 20, 47, 78, 350 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 47, 78, 350) = 1.