Greatest Common Factor of 66, 80, 145

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

• Greatest Common Factor of 66, 80, 145 by common division method
• Greatest Common Factor of 66, 80, 145 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Greatest Common Factor

We found the factors 66,80,145 . The biggest common factor number is the GCF number.
So the greatest common factor 66,80,145 is 1.

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

• GCF of 34, 85, 108
• GCF of 42, 76, 676
• GCF of 59, 56, 954
• GCF of 98, 53, 800
• GCF of 14, 82, 170

1. What is the GCF of 66, 80, 145?

Answer: GCF of 66, 80, 145 is 1.

2. How to Find the GCF of 66, 80, 145

Answer: Greatest Common Factor(GCF) of 66, 80, 145 = 1

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

Step 2: Then multiply all the prime factors GCF(66, 80, 145) = 1.