Greatest Common Factor of 80, 67, 12, 505

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

• Greatest Common Factor of 80, 67, 12, 505 by common division method
• Greatest Common Factor of 80, 67, 12, 505 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 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Greatest Common Factor

We found the factors 80,67,12,505 . The biggest common factor number is the GCF number.
So the greatest common factor 80,67,12,505 is 1.

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

• GCF of 20, 85, 15, 118
• GCF of 45, 88, 14, 582
• GCF of 51, 40, 35, 820
• GCF of 76, 86, 18, 221
• GCF of 70, 79, 88, 530

1. What is the GCF of 80, 67, 12, 505?

Answer: GCF of 80, 67, 12, 505 is 1.

2. How to Find the GCF of 80, 67, 12, 505

Answer: Greatest Common Factor(GCF) of 80, 67, 12, 505 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 67, 12, 505) = 1.