Greatest Common Factor of 388, 139, 30

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

• Greatest Common Factor of 388, 139, 30 by common division method
• Greatest Common Factor of 388, 139, 30 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 388

List of positive integer factors of 388 that divides 388 without a remainder.

1,2,4,97,194,388

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Greatest Common Factor

We found the factors 388,139,30 . The biggest common factor number is the GCF number.
So the greatest common factor 388,139,30 is 1.

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

• GCF of 381, 456, 97
• GCF of 118, 554, 87
• GCF of 168, 553, 88
• GCF of 745, 521, 86
• GCF of 922, 773, 99

1. What is the GCF of 388, 139, 30?

Answer: GCF of 388, 139, 30 is 1.

2. How to Find the GCF of 388, 139, 30

Answer: Greatest Common Factor(GCF) of 388, 139, 30 = 1

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

Step 2: Then multiply all the prime factors GCF(388, 139, 30) = 1.