Greatest Common Factor of 90, 29, 71, 65

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

• Greatest Common Factor of 90, 29, 71, 65 by common division method
• Greatest Common Factor of 90, 29, 71, 65 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 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 29

List of positive integer factors of 29 that divides 29 without a remainder.

1,29

Factors of 71

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

1,71

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Greatest Common Factor

We found the factors 90,29,71,65 . The biggest common factor number is the GCF number.
So the greatest common factor 90,29,71,65 is 1.

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

• GCF of 98, 12, 86, 91
• GCF of 78, 43, 53, 19
• GCF of 32, 98, 81, 65
• GCF of 34, 31, 89, 24
• GCF of 50, 41, 28, 18

1. What is the GCF of 90, 29, 71, 65?

Answer: GCF of 90, 29, 71, 65 is 1.

2. How to Find the GCF of 90, 29, 71, 65

Answer: Greatest Common Factor(GCF) of 90, 29, 71, 65 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 29, 71, 65) = 1.