Greatest Common Factor of 47, 66, 90, 84

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

• Greatest Common Factor of 47, 66, 90, 84 by common division method
• Greatest Common Factor of 47, 66, 90, 84 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Greatest Common Factor

We found the factors 47,66,90,84 . The biggest common factor number is the GCF number.
So the greatest common factor 47,66,90,84 is 1.

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

• GCF of 82, 92, 53, 39
• GCF of 76, 13, 39, 37
• GCF of 38, 55, 12, 44
• GCF of 66, 69, 50, 47
• GCF of 95, 35, 71, 35

1. What is the GCF of 47, 66, 90, 84?

Answer: GCF of 47, 66, 90, 84 is 1.

2. How to Find the GCF of 47, 66, 90, 84

Answer: Greatest Common Factor(GCF) of 47, 66, 90, 84 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 66, 90, 84) = 1.