Greatest Common Factor of 395, 390, 138

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

• Greatest Common Factor of 395, 390, 138 by common division method
• Greatest Common Factor of 395, 390, 138 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 395

List of positive integer factors of 395 that divides 395 without a remainder.

1,5,79,395

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 395,390,138 . The biggest common factor number is the GCF number.
So the greatest common factor 395,390,138 is 1.

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

• GCF of 455, 616, 444
• GCF of 726, 674, 685
• GCF of 929, 294, 749
• GCF of 199, 993, 106
• GCF of 390, 778, 112

1. What is the GCF of 395, 390, 138?

Answer: GCF of 395, 390, 138 is 1.

2. How to Find the GCF of 395, 390, 138

Answer: Greatest Common Factor(GCF) of 395, 390, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(395, 390, 138) = 1.