Greatest Common Factor of 90, 94, 81, 71

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

• Greatest Common Factor of 90, 94, 81, 71 by common division method
• Greatest Common Factor of 90, 94, 81, 71 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 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 94

List of positive integer factors of 94 that divides 94 without a remainder.

1,2,47,94

Factors of 81

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

1,3,9,27,81

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 90,94,81,71 . The biggest common factor number is the GCF number.
So the greatest common factor 90,94,81,71 is 1.

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

• GCF of 39, 91, 27, 85
• GCF of 80, 44, 39, 64
• GCF of 14, 60, 36, 82
• GCF of 13, 88, 69, 20
• GCF of 85, 86, 10, 10

1. What is the GCF of 90, 94, 81, 71?

Answer: GCF of 90, 94, 81, 71 is 1.

2. How to Find the GCF of 90, 94, 81, 71

Answer: Greatest Common Factor(GCF) of 90, 94, 81, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 94, 81, 71) = 1.