Greatest Common Factor of 388, 205, 689

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

• Greatest Common Factor of 388, 205, 689 by common division method
• Greatest Common Factor of 388, 205, 689 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 205

List of positive integer factors of 205 that divides 205 without a remainder.

1,5,41,205

Factors of 689

List of positive integer factors of 689 that divides 689 without a remainder.

1,13,53,689

Greatest Common Factor

We found the factors 388,205,689 . The biggest common factor number is the GCF number.
So the greatest common factor 388,205,689 is 1.

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

• GCF of 989, 420, 435
• GCF of 144, 122, 418
• GCF of 162, 598, 694
• GCF of 116, 624, 222
• GCF of 752, 508, 215

1. What is the GCF of 388, 205, 689?

Answer: GCF of 388, 205, 689 is 1.

2. How to Find the GCF of 388, 205, 689

Answer: Greatest Common Factor(GCF) of 388, 205, 689 = 1

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

Step 2: Then multiply all the prime factors GCF(388, 205, 689) = 1.