Greatest Common Factor of 38, 63, 39, 780

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

• Greatest Common Factor of 38, 63, 39, 780 by common division method
• Greatest Common Factor of 38, 63, 39, 780 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 38

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

1,2,19,38

Factors of 63

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

1,3,7,9,21,63

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Greatest Common Factor

We found the factors 38,63,39,780 . The biggest common factor number is the GCF number.
So the greatest common factor 38,63,39,780 is 1.

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

• GCF of 55, 41, 29, 803
• GCF of 59, 41, 68, 647
• GCF of 28, 40, 10, 734
• GCF of 78, 59, 19, 559
• GCF of 14, 99, 63, 890

1. What is the GCF of 38, 63, 39, 780?

Answer: GCF of 38, 63, 39, 780 is 1.

2. How to Find the GCF of 38, 63, 39, 780

Answer: Greatest Common Factor(GCF) of 38, 63, 39, 780 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 63, 39, 780) = 1.