Greatest Common Factor of 28, 58, 49, 855

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

• Greatest Common Factor of 28, 58, 49, 855 by common division method
• Greatest Common Factor of 28, 58, 49, 855 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

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

Greatest Common Factor

We found the factors 28,58,49,855 . The biggest common factor number is the GCF number.
So the greatest common factor 28,58,49,855 is 1.

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

• GCF of 65, 23, 72, 451
• GCF of 23, 66, 47, 899
• GCF of 39, 51, 67, 231
• GCF of 15, 29, 92, 258
• GCF of 34, 46, 87, 584

1. What is the GCF of 28, 58, 49, 855?

Answer: GCF of 28, 58, 49, 855 is 1.

2. How to Find the GCF of 28, 58, 49, 855

Answer: Greatest Common Factor(GCF) of 28, 58, 49, 855 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 58, 49, 855) = 1.