Greatest Common Factor of 68, 78, 13, 600

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

• Greatest Common Factor of 68, 78, 13, 600 by common division method
• Greatest Common Factor of 68, 78, 13, 600 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 600

List of positive integer factors of 600 that divides 600 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,25,30,40,50,60,75,100,120,150,200,300,600

Greatest Common Factor

We found the factors 68,78,13,600 . The biggest common factor number is the GCF number.
So the greatest common factor 68,78,13,600 is 1.

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

• GCF of 47, 81, 74, 315
• GCF of 25, 41, 74, 164
• GCF of 96, 11, 66, 228
• GCF of 67, 29, 14, 505
• GCF of 80, 51, 31, 516

1. What is the GCF of 68, 78, 13, 600?

Answer: GCF of 68, 78, 13, 600 is 1.

2. How to Find the GCF of 68, 78, 13, 600

Answer: Greatest Common Factor(GCF) of 68, 78, 13, 600 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 78, 13, 600) = 1.