Greatest Common Factor of 78, 62, 80, 63

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

• Greatest Common Factor of 78, 62, 80, 63 by common division method
• Greatest Common Factor of 78, 62, 80, 63 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 78

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

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

Factors of 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Greatest Common Factor

We found the factors 78,62,80,63 . The biggest common factor number is the GCF number.
So the greatest common factor 78,62,80,63 is 1.

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

• GCF of 34, 18, 36, 74
• GCF of 47, 50, 34, 14
• GCF of 48, 91, 36, 41
• GCF of 73, 68, 38, 42
• GCF of 67, 63, 87, 10

1. What is the GCF of 78, 62, 80, 63?

Answer: GCF of 78, 62, 80, 63 is 1.

2. How to Find the GCF of 78, 62, 80, 63

Answer: Greatest Common Factor(GCF) of 78, 62, 80, 63 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 62, 80, 63) = 1.