Greatest Common Factor of 138, 939, 290, 71

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

• Greatest Common Factor of 138, 939, 290, 71 by common division method
• Greatest Common Factor of 138, 939, 290, 71 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 138

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

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

Factors of 939

List of positive integer factors of 939 that divides 939 without a remainder.

1,3,313,939

Factors of 290

List of positive integer factors of 290 that divides 290 without a remainder.

1,2,5,10,29,58,145,290

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 138,939,290,71 . The biggest common factor number is the GCF number.
So the greatest common factor 138,939,290,71 is 1.

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

• GCF of 513, 759, 244, 93
• GCF of 713, 834, 258, 61
• GCF of 682, 961, 268, 72
• GCF of 845, 221, 225, 49
• GCF of 725, 290, 315, 41

1. What is the GCF of 138, 939, 290, 71?

Answer: GCF of 138, 939, 290, 71 is 1.

2. How to Find the GCF of 138, 939, 290, 71

Answer: Greatest Common Factor(GCF) of 138, 939, 290, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 939, 290, 71) = 1.