Greatest Common Factor of 171, 735, 20

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

• Greatest Common Factor of 171, 735, 20 by common division method
• Greatest Common Factor of 171, 735, 20 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 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Factors of 735

List of positive integer factors of 735 that divides 735 without a remainder.

1,3,5,7,15,21,35,49,105,147,245,735

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 171,735,20 . The biggest common factor number is the GCF number.
So the greatest common factor 171,735,20 is 1.

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

• GCF of 689, 443, 68
• GCF of 632, 730, 81
• GCF of 809, 318, 36
• GCF of 333, 830, 97
• GCF of 901, 288, 50

1. What is the GCF of 171, 735, 20?

Answer: GCF of 171, 735, 20 is 1.

2. How to Find the GCF of 171, 735, 20

Answer: Greatest Common Factor(GCF) of 171, 735, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(171, 735, 20) = 1.