Greatest Common Factor of 270, 271, 406, 20

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

• Greatest Common Factor of 270, 271, 406, 20 by common division method
• Greatest Common Factor of 270, 271, 406, 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 270

List of positive integer factors of 270 that divides 270 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,90,135,270

Factors of 271

List of positive integer factors of 271 that divides 271 without a remainder.

1,271

Factors of 406

List of positive integer factors of 406 that divides 406 without a remainder.

1,2,7,14,29,58,203,406

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 270,271,406,20 . The biggest common factor number is the GCF number.
So the greatest common factor 270,271,406,20 is 1.

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

• GCF of 829, 812, 982, 35
• GCF of 637, 483, 519, 19
• GCF of 673, 641, 802, 74
• GCF of 433, 381, 982, 44
• GCF of 563, 551, 916, 98

1. What is the GCF of 270, 271, 406, 20?

Answer: GCF of 270, 271, 406, 20 is 1.

2. How to Find the GCF of 270, 271, 406, 20

Answer: Greatest Common Factor(GCF) of 270, 271, 406, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(270, 271, 406, 20) = 1.