Greatest Common Factor of 81, 33, 71, 972

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

• Greatest Common Factor of 81, 33, 71, 972 by common division method
• Greatest Common Factor of 81, 33, 71, 972 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 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 71

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

1,71

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 81,33,71,972 . The biggest common factor number is the GCF number.
So the greatest common factor 81,33,71,972 is 1.

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

• GCF of 20, 12, 38, 440
• GCF of 95, 59, 33, 247
• GCF of 76, 96, 42, 666
• GCF of 48, 47, 91, 892
• GCF of 45, 60, 39, 689

1. What is the GCF of 81, 33, 71, 972?

Answer: GCF of 81, 33, 71, 972 is 1.

2. How to Find the GCF of 81, 33, 71, 972

Answer: Greatest Common Factor(GCF) of 81, 33, 71, 972 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 33, 71, 972) = 1.