Greatest Common Factor of 13, 38, 78, 387

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

• Greatest Common Factor of 13, 38, 78, 387 by common division method
• Greatest Common Factor of 13, 38, 78, 387 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 13

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

1,13

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

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 387

List of positive integer factors of 387 that divides 387 without a remainder.

1,3,9,43,129,387

Greatest Common Factor

We found the factors 13,38,78,387 . The biggest common factor number is the GCF number.
So the greatest common factor 13,38,78,387 is 1.

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

• GCF of 75, 97, 59, 998
• GCF of 82, 34, 81, 405
• GCF of 51, 87, 62, 970
• GCF of 82, 97, 75, 615
• GCF of 25, 41, 31, 240

1. What is the GCF of 13, 38, 78, 387?

Answer: GCF of 13, 38, 78, 387 is 1.

2. How to Find the GCF of 13, 38, 78, 387

Answer: Greatest Common Factor(GCF) of 13, 38, 78, 387 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 38, 78, 387) = 1.