Greatest Common Factor of 28, 75, 88, 13

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

• Greatest Common Factor of 28, 75, 88, 13 by common division method
• Greatest Common Factor of 28, 75, 88, 13 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 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Factors of 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Greatest Common Factor

We found the factors 28,75,88,13 . The biggest common factor number is the GCF number.
So the greatest common factor 28,75,88,13 is 1.

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

• GCF of 72, 42, 38, 87
• GCF of 51, 13, 95, 74
• GCF of 92, 27, 33, 44
• GCF of 74, 14, 30, 74
• GCF of 83, 24, 28, 47

1. What is the GCF of 28, 75, 88, 13?

Answer: GCF of 28, 75, 88, 13 is 1.

2. How to Find the GCF of 28, 75, 88, 13

Answer: Greatest Common Factor(GCF) of 28, 75, 88, 13 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 75, 88, 13) = 1.