Greatest Common Factor of 64, 78, 49, 12, 58

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

• Greatest Common Factor of 64, 78, 49, 12, 58 by common division method
• Greatest Common Factor of 64, 78, 49, 12, 58 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Greatest Common Factor

We found the factors 64,78,49,12,58 . The biggest common factor number is the GCF number.
So the greatest common factor 64,78,49,12,58 is 1.

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

• GCF of 11, 82, 22, 90, 55
• GCF of 89, 53, 66, 23, 35
• GCF of 54, 93, 34, 23, 63
• GCF of 75, 14, 53, 27, 10
• GCF of 23, 28, 97, 95, 44

1. What is the GCF of 64, 78, 49, 12, 58?

Answer: GCF of 64, 78, 49, 12, 58 is 1.

2. How to Find the GCF of 64, 78, 49, 12, 58

Answer: Greatest Common Factor(GCF) of 64, 78, 49, 12, 58 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 78, 49, 12, 58) = 1.