Greatest Common Factor of 64, 72, 65, 520

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

• Greatest Common Factor of 64, 72, 65, 520 by common division method
• Greatest Common Factor of 64, 72, 65, 520 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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 65

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

1,5,13,65

Factors of 520

List of positive integer factors of 520 that divides 520 without a remainder.

1,2,4,5,8,10,13,20,26,40,52,65,104,130,260,520

Greatest Common Factor

We found the factors 64,72,65,520 . The biggest common factor number is the GCF number.
So the greatest common factor 64,72,65,520 is 1.

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

• GCF of 78, 63, 24, 689
• GCF of 41, 88, 91, 243
• GCF of 29, 91, 36, 924
• GCF of 52, 14, 86, 643
• GCF of 92, 70, 86, 636

1. What is the GCF of 64, 72, 65, 520?

Answer: GCF of 64, 72, 65, 520 is 1.

2. How to Find the GCF of 64, 72, 65, 520

Answer: Greatest Common Factor(GCF) of 64, 72, 65, 520 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 72, 65, 520) = 1.