Greatest Common Factor of 72, 68, 691

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

• Greatest Common Factor of 72, 68, 691 by common division method
• Greatest Common Factor of 72, 68, 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

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 72,68,691 . The biggest common factor number is the GCF number.
So the greatest common factor 72,68,691 is 1.

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

• GCF of 85, 89, 350
• GCF of 38, 80, 152
• GCF of 67, 25, 343
• GCF of 97, 67, 821
• GCF of 71, 46, 942

1. What is the GCF of 72, 68, 691?

Answer: GCF of 72, 68, 691 is 1.

2. How to Find the GCF of 72, 68, 691

Answer: Greatest Common Factor(GCF) of 72, 68, 691 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 68, 691) = 1.