Greatest Common Factor of 28, 49, 102

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

• Greatest Common Factor of 28, 49, 102 by common division method
• Greatest Common Factor of 28, 49, 102 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 49

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

1,7,49

Factors of 102

List of positive integer factors of 102 that divides 102 without a remainder.

1,2,3,6,17,34,51,102

Greatest Common Factor

We found the factors 28,49,102 . The biggest common factor number is the GCF number.
So the greatest common factor 28,49,102 is 1.

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

• GCF of 21, 11, 914
• GCF of 23, 51, 892
• GCF of 77, 25, 589
• GCF of 35, 21, 182
• GCF of 32, 18, 667

1. What is the GCF of 28, 49, 102?

Answer: GCF of 28, 49, 102 is 1.

2. How to Find the GCF of 28, 49, 102

Answer: Greatest Common Factor(GCF) of 28, 49, 102 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 49, 102) = 1.