Greatest Common Factor of 721, 636, 85

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

• Greatest Common Factor of 721, 636, 85 by common division method
• Greatest Common Factor of 721, 636, 85 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 721

List of positive integer factors of 721 that divides 721 without a remainder.

1,7,103,721

Factors of 636

List of positive integer factors of 636 that divides 636 without a remainder.

1,2,3,4,6,12,53,106,159,212,318,636

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Greatest Common Factor

We found the factors 721,636,85 . The biggest common factor number is the GCF number.
So the greatest common factor 721,636,85 is 1.

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

• GCF of 505, 405, 79
• GCF of 285, 710, 31
• GCF of 638, 512, 26
• GCF of 240, 531, 83
• GCF of 190, 135, 32

1. What is the GCF of 721, 636, 85?

Answer: GCF of 721, 636, 85 is 1.

2. How to Find the GCF of 721, 636, 85

Answer: Greatest Common Factor(GCF) of 721, 636, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(721, 636, 85) = 1.