Greatest Common Factor of 81, 90, 32, 146

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

• Greatest Common Factor of 81, 90, 32, 146 by common division method
• Greatest Common Factor of 81, 90, 32, 146 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 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 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 146

List of positive integer factors of 146 that divides 146 without a remainder.

1,2,73,146

Greatest Common Factor

We found the factors 81,90,32,146 . The biggest common factor number is the GCF number.
So the greatest common factor 81,90,32,146 is 1.

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

• GCF of 84, 47, 47, 737
• GCF of 57, 57, 35, 534
• GCF of 85, 28, 58, 342
• GCF of 70, 60, 70, 864
• GCF of 42, 87, 48, 792

1. What is the GCF of 81, 90, 32, 146?

Answer: GCF of 81, 90, 32, 146 is 1.

2. How to Find the GCF of 81, 90, 32, 146

Answer: Greatest Common Factor(GCF) of 81, 90, 32, 146 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 90, 32, 146) = 1.