Greatest Common Factor of 55, 68, 320

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

• Greatest Common Factor of 55, 68, 320 by common division method
• Greatest Common Factor of 55, 68, 320 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 320

List of positive integer factors of 320 that divides 320 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,160,320

Greatest Common Factor

We found the factors 55,68,320 . The biggest common factor number is the GCF number.
So the greatest common factor 55,68,320 is 1.

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

• GCF of 44, 54, 980
• GCF of 13, 54, 477
• GCF of 91, 13, 392
• GCF of 79, 53, 804
• GCF of 17, 48, 934

1. What is the GCF of 55, 68, 320?

Answer: GCF of 55, 68, 320 is 1.

2. How to Find the GCF of 55, 68, 320

Answer: Greatest Common Factor(GCF) of 55, 68, 320 = 1

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

Step 2: Then multiply all the prime factors GCF(55, 68, 320) = 1.