Greatest Common Factor of 13, 55, 18, 430

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

• Greatest Common Factor of 13, 55, 18, 430 by common division method
• Greatest Common Factor of 13, 55, 18, 430 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 18

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

1,2,3,6,9,18

Factors of 430

List of positive integer factors of 430 that divides 430 without a remainder.

1,2,5,10,43,86,215,430

Greatest Common Factor

We found the factors 13,55,18,430 . The biggest common factor number is the GCF number.
So the greatest common factor 13,55,18,430 is 1.

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

• GCF of 35, 86, 69, 773
• GCF of 16, 19, 64, 784
• GCF of 81, 57, 15, 351
• GCF of 23, 43, 40, 939
• GCF of 92, 35, 79, 330

1. What is the GCF of 13, 55, 18, 430?

Answer: GCF of 13, 55, 18, 430 is 1.

2. How to Find the GCF of 13, 55, 18, 430

Answer: Greatest Common Factor(GCF) of 13, 55, 18, 430 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 55, 18, 430) = 1.