Greatest Common Factor of 30, 678, 385

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

• Greatest Common Factor of 30, 678, 385 by common division method
• Greatest Common Factor of 30, 678, 385 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 678

List of positive integer factors of 678 that divides 678 without a remainder.

1,2,3,6,113,226,339,678

Factors of 385

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

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

Greatest Common Factor

We found the factors 30,678,385 . The biggest common factor number is the GCF number.
So the greatest common factor 30,678,385 is 1.

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

• GCF of 55, 110, 961
• GCF of 64, 164, 272
• GCF of 45, 135, 162
• GCF of 86, 944, 419
• GCF of 70, 349, 424

1. What is the GCF of 30, 678, 385?

Answer: GCF of 30, 678, 385 is 1.

2. How to Find the GCF of 30, 678, 385

Answer: Greatest Common Factor(GCF) of 30, 678, 385 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 678, 385) = 1.