Greatest Common Factor of 399, 128, 385

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

• Greatest Common Factor of 399, 128, 385 by common division method
• Greatest Common Factor of 399, 128, 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 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

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 399,128,385 . The biggest common factor number is the GCF number.
So the greatest common factor 399,128,385 is 1.

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

• GCF of 269, 436, 722
• GCF of 877, 963, 848
• GCF of 935, 710, 252
• GCF of 250, 895, 768
• GCF of 312, 438, 912

1. What is the GCF of 399, 128, 385?

Answer: GCF of 399, 128, 385 is 1.

2. How to Find the GCF of 399, 128, 385

Answer: Greatest Common Factor(GCF) of 399, 128, 385 = 1

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

Step 2: Then multiply all the prime factors GCF(399, 128, 385) = 1.