Greatest Common Factor of 18, 14, 19, 105

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

• Greatest Common Factor of 18, 14, 19, 105 by common division method
• Greatest Common Factor of 18, 14, 19, 105 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 18

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

1,2,3,6,9,18

Factors of 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 105

List of positive integer factors of 105 that divides 105 without a remainder.

1,3,5,7,15,21,35,105

Greatest Common Factor

We found the factors 18,14,19,105 . The biggest common factor number is the GCF number.
So the greatest common factor 18,14,19,105 is 1.

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

• GCF of 65, 85, 23, 344
• GCF of 25, 75, 57, 920
• GCF of 55, 86, 30, 441
• GCF of 60, 73, 16, 431
• GCF of 55, 41, 51, 840

1. What is the GCF of 18, 14, 19, 105?

Answer: GCF of 18, 14, 19, 105 is 1.

2. How to Find the GCF of 18, 14, 19, 105

Answer: Greatest Common Factor(GCF) of 18, 14, 19, 105 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 14, 19, 105) = 1.