Greatest Common Factor of 47, 30, 41, 21, 47

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

• Greatest Common Factor of 47, 30, 41, 21, 47 by common division method
• Greatest Common Factor of 47, 30, 41, 21, 47 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 41

List of positive integer factors of 41 that divides 41 without a remainder.

1,41

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 47

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

1,47

Greatest Common Factor

We found the factors 47,30,41,21,47 . The biggest common factor number is the GCF number.
So the greatest common factor 47,30,41,21,47 is 1.

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

• GCF of 20, 62, 49, 41, 10
• GCF of 67, 85, 34, 53, 32
• GCF of 77, 82, 21, 40, 50
• GCF of 53, 55, 11, 14, 38
• GCF of 18, 51, 66, 59, 45

1. What is the GCF of 47, 30, 41, 21, 47?

Answer: GCF of 47, 30, 41, 21, 47 is 1.

2. How to Find the GCF of 47, 30, 41, 21, 47

Answer: Greatest Common Factor(GCF) of 47, 30, 41, 21, 47 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 30, 41, 21, 47) = 1.