Greatest Common Factor of 203, 102, 18

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

• Greatest Common Factor of 203, 102, 18 by common division method
• Greatest Common Factor of 203, 102, 18 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 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Factors of 102

List of positive integer factors of 102 that divides 102 without a remainder.

1,2,3,6,17,34,51,102

Factors of 18

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

1,2,3,6,9,18

Greatest Common Factor

We found the factors 203,102,18 . The biggest common factor number is the GCF number.
So the greatest common factor 203,102,18 is 1.

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

• GCF of 602, 503, 93
• GCF of 843, 118, 30
• GCF of 755, 203, 72
• GCF of 375, 407, 57
• GCF of 613, 528, 54

1. What is the GCF of 203, 102, 18?

Answer: GCF of 203, 102, 18 is 1.

2. How to Find the GCF of 203, 102, 18

Answer: Greatest Common Factor(GCF) of 203, 102, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(203, 102, 18) = 1.