Greatest Common Factor of 130, 305, 138

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

• Greatest Common Factor of 130, 305, 138 by common division method
• Greatest Common Factor of 130, 305, 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 130

List of positive integer factors of 130 that divides 130 without a remainder.

1,2,5,10,13,26,65,130

Factors of 305

List of positive integer factors of 305 that divides 305 without a remainder.

1,5,61,305

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 130,305,138 . The biggest common factor number is the GCF number.
So the greatest common factor 130,305,138 is 1.

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

• GCF of 946, 454, 404
• GCF of 233, 635, 473
• GCF of 224, 272, 589
• GCF of 994, 834, 995
• GCF of 983, 966, 802

1. What is the GCF of 130, 305, 138?

Answer: GCF of 130, 305, 138 is 1.

2. How to Find the GCF of 130, 305, 138

Answer: Greatest Common Factor(GCF) of 130, 305, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(130, 305, 138) = 1.