Greatest Common Factor of 71, 20, 68, 838

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

• Greatest Common Factor of 71, 20, 68, 838 by common division method
• Greatest Common Factor of 71, 20, 68, 838 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 68

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

1,2,4,17,34,68

Factors of 838

List of positive integer factors of 838 that divides 838 without a remainder.

1,2,419,838

Greatest Common Factor

We found the factors 71,20,68,838 . The biggest common factor number is the GCF number.
So the greatest common factor 71,20,68,838 is 1.

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

• GCF of 14, 36, 87, 379
• GCF of 13, 54, 62, 926
• GCF of 78, 93, 89, 883
• GCF of 13, 98, 11, 285
• GCF of 23, 76, 17, 995

1. What is the GCF of 71, 20, 68, 838?

Answer: GCF of 71, 20, 68, 838 is 1.

2. How to Find the GCF of 71, 20, 68, 838

Answer: Greatest Common Factor(GCF) of 71, 20, 68, 838 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 20, 68, 838) = 1.