Greatest Common Factor of 428, 105, 34

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

• Greatest Common Factor of 428, 105, 34 by common division method
• Greatest Common Factor of 428, 105, 34 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 105

List of positive integer factors of 105 that divides 105 without a remainder.

1,3,5,7,15,21,35,105

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Greatest Common Factor

We found the factors 428,105,34 . The biggest common factor number is the GCF number.
So the greatest common factor 428,105,34 is 1.

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

• GCF of 524, 946, 48
• GCF of 865, 726, 61
• GCF of 804, 864, 48
• GCF of 506, 786, 65
• GCF of 778, 789, 92

1. What is the GCF of 428, 105, 34?

Answer: GCF of 428, 105, 34 is 1.

2. How to Find the GCF of 428, 105, 34

Answer: Greatest Common Factor(GCF) of 428, 105, 34 = 1

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

Step 2: Then multiply all the prime factors GCF(428, 105, 34) = 1.