Greatest Common Factor of 728, 855, 85

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

• Greatest Common Factor of 728, 855, 85 by common division method
• Greatest Common Factor of 728, 855, 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 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Factors of 855

List of positive integer factors of 855 that divides 855 without a remainder.

1,3,5,9,15,19,45,57,95,171,285,855

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 728,855,85 . The biggest common factor number is the GCF number.
So the greatest common factor 728,855,85 is 1.

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

• GCF of 575, 585, 89
• GCF of 843, 399, 98
• GCF of 940, 389, 13
• GCF of 869, 428, 64
• GCF of 862, 605, 86

1. What is the GCF of 728, 855, 85?

Answer: GCF of 728, 855, 85 is 1.

2. How to Find the GCF of 728, 855, 85

Answer: Greatest Common Factor(GCF) of 728, 855, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(728, 855, 85) = 1.