Greatest Common Factor of 56, 60, 90, 65

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

• Greatest Common Factor of 56, 60, 90, 65 by common division method
• Greatest Common Factor of 56, 60, 90, 65 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 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 65

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

1,5,13,65

Greatest Common Factor

We found the factors 56,60,90,65 . The biggest common factor number is the GCF number.
So the greatest common factor 56,60,90,65 is 1.

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

• GCF of 60, 41, 21, 84
• GCF of 55, 16, 67, 20
• GCF of 82, 60, 19, 31
• GCF of 63, 42, 59, 86
• GCF of 80, 75, 11, 63

1. What is the GCF of 56, 60, 90, 65?

Answer: GCF of 56, 60, 90, 65 is 1.

2. How to Find the GCF of 56, 60, 90, 65

Answer: Greatest Common Factor(GCF) of 56, 60, 90, 65 = 1

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

Step 2: Then multiply all the prime factors GCF(56, 60, 90, 65) = 1.