Greatest Common Factor of 1, 11, 639

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

• Greatest Common Factor of 1, 11, 639 by common division method
• Greatest Common Factor of 1, 11, 639 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 1

List of positive integer factors of 1 that divides 1 without a remainder.

1

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Greatest Common Factor

We found the factors 1,11,639 . The biggest common factor number is the GCF number.
So the greatest common factor 1,11,639 is 1.

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

• GCF of 1, 79, 463
• GCF of 9, 92, 737
• GCF of 1, 92, 908
• GCF of 5, 24, 829
• GCF of 5, 26, 815

1. What is the GCF of 1, 11, 639?

Answer: GCF of 1, 11, 639 is 1.

2. How to Find the GCF of 1, 11, 639

Answer: Greatest Common Factor(GCF) of 1, 11, 639 = 1

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

Step 2: Then multiply all the prime factors GCF(1, 11, 639) = 1.