Greatest Common Factor of 69, 18, 57, 1

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

• Greatest Common Factor of 69, 18, 57, 1 by common division method
• Greatest Common Factor of 69, 18, 57, 1 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 1

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

1

Greatest Common Factor

We found the factors 69,18,57,1 . The biggest common factor number is the GCF number.
So the greatest common factor 69,18,57,1 is 1.

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

• GCF of 24, 41, 16, 6
• GCF of 64, 95, 30, 8
• GCF of 32, 36, 12, 7
• GCF of 81, 23, 74, 6
• GCF of 34, 19, 55, 9

1. What is the GCF of 69, 18, 57, 1?

Answer: GCF of 69, 18, 57, 1 is 1.

2. How to Find the GCF of 69, 18, 57, 1

Answer: Greatest Common Factor(GCF) of 69, 18, 57, 1 = 1

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

Step 2: Then multiply all the prime factors GCF(69, 18, 57, 1) = 1.