Greatest Common Factor of 289, 385, 978

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

• Greatest Common Factor of 289, 385, 978 by common division method
• Greatest Common Factor of 289, 385, 978 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 289

List of positive integer factors of 289 that divides 289 without a remainder.

1,17,289

Factors of 385

List of positive integer factors of 385 that divides 385 without a remainder.

1,5,7,11,35,55,77,385

Factors of 978

List of positive integer factors of 978 that divides 978 without a remainder.

1,2,3,6,163,326,489,978

Greatest Common Factor

We found the factors 289,385,978 . The biggest common factor number is the GCF number.
So the greatest common factor 289,385,978 is 1.

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

• GCF of 567, 264, 569
• GCF of 265, 431, 143
• GCF of 729, 929, 343
• GCF of 283, 881, 665
• GCF of 352, 996, 377

1. What is the GCF of 289, 385, 978?

Answer: GCF of 289, 385, 978 is 1.

2. How to Find the GCF of 289, 385, 978

Answer: Greatest Common Factor(GCF) of 289, 385, 978 = 1

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

Step 2: Then multiply all the prime factors GCF(289, 385, 978) = 1.