Greatest Common Factor of 9, 90, 97, 71

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

• Greatest Common Factor of 9, 90, 97, 71 by common division method
• Greatest Common Factor of 9, 90, 97, 71 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 9

List of positive integer factors of 9 that divides 9 without a remainder.

1,3,9

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 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 9,90,97,71 . The biggest common factor number is the GCF number.
So the greatest common factor 9,90,97,71 is 1.

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

• GCF of 1, 30, 75, 28
• GCF of 5, 82, 73, 33
• GCF of 7, 72, 31, 11
• GCF of 9, 90, 96, 15
• GCF of 9, 46, 84, 26

1. What is the GCF of 9, 90, 97, 71?

Answer: GCF of 9, 90, 97, 71 is 1.

2. How to Find the GCF of 9, 90, 97, 71

Answer: Greatest Common Factor(GCF) of 9, 90, 97, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(9, 90, 97, 71) = 1.