Greatest Common Factor of 646, 38, 89

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

• Greatest Common Factor of 646, 38, 89 by common division method
• Greatest Common Factor of 646, 38, 89 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 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 646,38,89 . The biggest common factor number is the GCF number.
So the greatest common factor 646,38,89 is 1.

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

• GCF of 549, 67, 92
• GCF of 758, 56, 64
• GCF of 512, 13, 29
• GCF of 707, 74, 64
• GCF of 447, 10, 44

1. What is the GCF of 646, 38, 89?

Answer: GCF of 646, 38, 89 is 1.

2. How to Find the GCF of 646, 38, 89

Answer: Greatest Common Factor(GCF) of 646, 38, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(646, 38, 89) = 1.