Greatest Common Factor of 687, 411, 138

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

• Greatest Common Factor of 687, 411, 138 by common division method
• Greatest Common Factor of 687, 411, 138 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 687

List of positive integer factors of 687 that divides 687 without a remainder.

1,3,229,687

Factors of 411

List of positive integer factors of 411 that divides 411 without a remainder.

1,3,137,411

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 687,411,138 . The biggest common factor number is the GCF number.
So the greatest common factor 687,411,138 is 3.

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

• GCF of 833, 494, 347
• GCF of 502, 340, 945
• GCF of 130, 425, 121
• GCF of 338, 951, 630
• GCF of 134, 346, 624

1. What is the GCF of 687, 411, 138?

Answer: GCF of 687, 411, 138 is 3.

2. How to Find the GCF of 687, 411, 138

Answer: Greatest Common Factor(GCF) of 687, 411, 138 = 3

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

Step 2: Then multiply all the prime factors GCF(687, 411, 138) = 3.