Greatest Common Factor of 180, 540, 388, 645

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

• Greatest Common Factor of 180, 540, 388, 645 by common division method
• Greatest Common Factor of 180, 540, 388, 645 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 180

List of positive integer factors of 180 that divides 180 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,30,36,45,60,90,180

Factors of 540

List of positive integer factors of 540 that divides 540 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,27,30,36,45,54,60,90,108,135,180,270,540

Factors of 388

List of positive integer factors of 388 that divides 388 without a remainder.

1,2,4,97,194,388

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Greatest Common Factor

We found the factors 180,540,388,645 . The biggest common factor number is the GCF number.
So the greatest common factor 180,540,388,645 is 1.

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

• GCF of 443, 713, 100, 176
• GCF of 130, 759, 578, 565
• GCF of 153, 390, 794, 399
• GCF of 984, 994, 519, 898
• GCF of 214, 273, 574, 914

1. What is the GCF of 180, 540, 388, 645?

Answer: GCF of 180, 540, 388, 645 is 1.

2. How to Find the GCF of 180, 540, 388, 645

Answer: Greatest Common Factor(GCF) of 180, 540, 388, 645 = 1

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

Step 2: Then multiply all the prime factors GCF(180, 540, 388, 645) = 1.