Greatest Common Factor of 65, 67, 91, 84

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

• Greatest Common Factor of 65, 67, 91, 84 by common division method
• Greatest Common Factor of 65, 67, 91, 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 65

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

1,5,13,65

Factors of 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 65,67,91,84 . The biggest common factor number is the GCF number.
So the greatest common factor 65,67,91,84 is 1.

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

• GCF of 66, 11, 17, 13
• GCF of 78, 99, 76, 48
• GCF of 71, 19, 46, 68
• GCF of 64, 81, 57, 69
• GCF of 23, 29, 79, 12

1. What is the GCF of 65, 67, 91, 84?

Answer: GCF of 65, 67, 91, 84 is 1.

2. How to Find the GCF of 65, 67, 91, 84

Answer: Greatest Common Factor(GCF) of 65, 67, 91, 84 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 67, 91, 84) = 1.