Greatest Common Factor of 56, 20, 85, 724

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

• Greatest Common Factor of 56, 20, 85, 724 by common division method
• Greatest Common Factor of 56, 20, 85, 724 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 56

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

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

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 724

List of positive integer factors of 724 that divides 724 without a remainder.

1,2,4,181,362,724

Greatest Common Factor

We found the factors 56,20,85,724 . The biggest common factor number is the GCF number.
So the greatest common factor 56,20,85,724 is 1.

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

• GCF of 28, 75, 12, 693
• GCF of 12, 90, 98, 494
• GCF of 20, 97, 49, 308
• GCF of 68, 52, 15, 474
• GCF of 90, 98, 58, 452

1. What is the GCF of 56, 20, 85, 724?

Answer: GCF of 56, 20, 85, 724 is 1.

2. How to Find the GCF of 56, 20, 85, 724

Answer: Greatest Common Factor(GCF) of 56, 20, 85, 724 = 1

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

Step 2: Then multiply all the prime factors GCF(56, 20, 85, 724) = 1.