Greatest Common Factor of 71, 28, 56, 17, 513

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

• Greatest Common Factor of 71, 28, 56, 17, 513 by common division method
• Greatest Common Factor of 71, 28, 56, 17, 513 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 28

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

1,2,4,7,14,28

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 513

List of positive integer factors of 513 that divides 513 without a remainder.

1,3,9,19,27,57,171,513

Greatest Common Factor

We found the factors 71,28,56,17,513 . The biggest common factor number is the GCF number.
So the greatest common factor 71,28,56,17,513 is 1.

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

• GCF of 40, 93, 86, 58, 649
• GCF of 90, 72, 99, 49, 938
• GCF of 90, 80, 36, 85, 673
• GCF of 72, 94, 58, 75, 313
• GCF of 76, 36, 65, 32, 897

1. What is the GCF of 71, 28, 56, 17, 513?

Answer: GCF of 71, 28, 56, 17, 513 is 1.

2. How to Find the GCF of 71, 28, 56, 17, 513

Answer: Greatest Common Factor(GCF) of 71, 28, 56, 17, 513 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 28, 56, 17, 513) = 1.