Greatest Common Factor of 67, 42, 691

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

• Greatest Common Factor of 67, 42, 691 by common division method
• Greatest Common Factor of 67, 42, 691 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 67

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

1,67

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 691

List of positive integer factors of 691 that divides 691 without a remainder.

1,691

Greatest Common Factor

We found the factors 67,42,691 . The biggest common factor number is the GCF number.
So the greatest common factor 67,42,691 is 1.

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

• GCF of 90, 73, 654
• GCF of 71, 82, 553
• GCF of 60, 43, 849
• GCF of 83, 69, 920
• GCF of 18, 89, 501

1. What is the GCF of 67, 42, 691?

Answer: GCF of 67, 42, 691 is 1.

2. How to Find the GCF of 67, 42, 691

Answer: Greatest Common Factor(GCF) of 67, 42, 691 = 1

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

Step 2: Then multiply all the prime factors GCF(67, 42, 691) = 1.