Greatest Common Factor of 80, 16, 72, 393

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

• Greatest Common Factor of 80, 16, 72, 393 by common division method
• Greatest Common Factor of 80, 16, 72, 393 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Greatest Common Factor

We found the factors 80,16,72,393 . The biggest common factor number is the GCF number.
So the greatest common factor 80,16,72,393 is 1.

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

• GCF of 72, 98, 58, 686
• GCF of 39, 13, 15, 279
• GCF of 30, 84, 53, 552
• GCF of 26, 34, 91, 333
• GCF of 64, 68, 12, 561

1. What is the GCF of 80, 16, 72, 393?

Answer: GCF of 80, 16, 72, 393 is 1.

2. How to Find the GCF of 80, 16, 72, 393

Answer: Greatest Common Factor(GCF) of 80, 16, 72, 393 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 16, 72, 393) = 1.