Greatest Common Factor of 47, 86, 90, 2

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

• Greatest Common Factor of 47, 86, 90, 2 by common division method
• Greatest Common Factor of 47, 86, 90, 2 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 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

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 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

Greatest Common Factor

We found the factors 47,86,90,2 . The biggest common factor number is the GCF number.
So the greatest common factor 47,86,90,2 is 1.

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

• GCF of 57, 25, 80, 7
• GCF of 56, 83, 67, 3
• GCF of 47, 34, 13, 4
• GCF of 76, 99, 36, 6
• GCF of 22, 41, 94, 5

1. What is the GCF of 47, 86, 90, 2?

Answer: GCF of 47, 86, 90, 2 is 1.

2. How to Find the GCF of 47, 86, 90, 2

Answer: Greatest Common Factor(GCF) of 47, 86, 90, 2 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 86, 90, 2) = 1.