Greatest Common Factor of 28, 65, 73, 684

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

• Greatest Common Factor of 28, 65, 73, 684 by common division method
• Greatest Common Factor of 28, 65, 73, 684 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 684

List of positive integer factors of 684 that divides 684 without a remainder.

1,2,3,4,6,9,12,18,19,36,38,57,76,114,171,228,342,684

Greatest Common Factor

We found the factors 28,65,73,684 . The biggest common factor number is the GCF number.
So the greatest common factor 28,65,73,684 is 1.

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

• GCF of 59, 95, 59, 569
• GCF of 23, 47, 12, 209
• GCF of 21, 43, 60, 222
• GCF of 14, 72, 41, 502
• GCF of 43, 19, 91, 722

1. What is the GCF of 28, 65, 73, 684?

Answer: GCF of 28, 65, 73, 684 is 1.

2. How to Find the GCF of 28, 65, 73, 684

Answer: Greatest Common Factor(GCF) of 28, 65, 73, 684 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 65, 73, 684) = 1.