Greatest Common Factor of 81, 42, 59, 270

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

• Greatest Common Factor of 81, 42, 59, 270 by common division method
• Greatest Common Factor of 81, 42, 59, 270 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 59

List of positive integer factors of 59 that divides 59 without a remainder.

1,59

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

Greatest Common Factor

We found the factors 81,42,59,270 . The biggest common factor number is the GCF number.
So the greatest common factor 81,42,59,270 is 1.

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

• GCF of 27, 70, 31, 940
• GCF of 57, 77, 21, 849
• GCF of 20, 95, 51, 543
• GCF of 35, 16, 19, 358
• GCF of 22, 97, 84, 363

1. What is the GCF of 81, 42, 59, 270?

Answer: GCF of 81, 42, 59, 270 is 1.

2. How to Find the GCF of 81, 42, 59, 270

Answer: Greatest Common Factor(GCF) of 81, 42, 59, 270 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 42, 59, 270) = 1.