Greatest Common Factor of 428, 338, 857

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

• Greatest Common Factor of 428, 338, 857 by common division method
• Greatest Common Factor of 428, 338, 857 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 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Factors of 338

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

1,2,13,26,169,338

Factors of 857

List of positive integer factors of 857 that divides 857 without a remainder.

1,857

Greatest Common Factor

We found the factors 428,338,857 . The biggest common factor number is the GCF number.
So the greatest common factor 428,338,857 is 1.

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

• GCF of 644, 321, 377
• GCF of 676, 257, 604
• GCF of 873, 839, 576
• GCF of 821, 660, 496
• GCF of 393, 342, 393

1. What is the GCF of 428, 338, 857?

Answer: GCF of 428, 338, 857 is 1.

2. How to Find the GCF of 428, 338, 857

Answer: Greatest Common Factor(GCF) of 428, 338, 857 = 1

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

Step 2: Then multiply all the prime factors GCF(428, 338, 857) = 1.