Greatest Common Factor of 289, 338, 78

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

• Greatest Common Factor of 289, 338, 78 by common division method
• Greatest Common Factor of 289, 338, 78 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 338

List of positive integer factors of 338 that divides 338 without a remainder.

1,2,13,26,169,338

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 289,338,78 . The biggest common factor number is the GCF number.
So the greatest common factor 289,338,78 is 1.

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

• GCF of 103, 493, 71
• GCF of 336, 335, 27
• GCF of 796, 753, 96
• GCF of 699, 671, 99
• GCF of 329, 221, 88

1. What is the GCF of 289, 338, 78?

Answer: GCF of 289, 338, 78 is 1.

2. How to Find the GCF of 289, 338, 78

Answer: Greatest Common Factor(GCF) of 289, 338, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(289, 338, 78) = 1.