Greatest Common Factor of 82, 81, 90, 105

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

• Greatest Common Factor of 82, 81, 90, 105 by common division method
• Greatest Common Factor of 82, 81, 90, 105 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 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 81

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

1,3,9,27,81

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 105

List of positive integer factors of 105 that divides 105 without a remainder.

1,3,5,7,15,21,35,105

Greatest Common Factor

We found the factors 82,81,90,105 . The biggest common factor number is the GCF number.
So the greatest common factor 82,81,90,105 is 1.

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

• GCF of 19, 53, 57, 262
• GCF of 39, 36, 16, 122
• GCF of 91, 39, 35, 248
• GCF of 62, 68, 84, 430
• GCF of 86, 24, 38, 478

1. What is the GCF of 82, 81, 90, 105?

Answer: GCF of 82, 81, 90, 105 is 1.

2. How to Find the GCF of 82, 81, 90, 105

Answer: Greatest Common Factor(GCF) of 82, 81, 90, 105 = 1

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

Step 2: Then multiply all the prime factors GCF(82, 81, 90, 105) = 1.