Greatest Common Factor of 42, 819, 851

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

• Greatest Common Factor of 42, 819, 851 by common division method
• Greatest Common Factor of 42, 819, 851 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 819

List of positive integer factors of 819 that divides 819 without a remainder.

1,3,7,9,13,21,39,63,91,117,273,819

Factors of 851

List of positive integer factors of 851 that divides 851 without a remainder.

1,23,37,851

Greatest Common Factor

We found the factors 42,819,851 . The biggest common factor number is the GCF number.
So the greatest common factor 42,819,851 is 1.

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

• GCF of 98, 590, 654
• GCF of 81, 967, 927
• GCF of 45, 211, 266
• GCF of 31, 687, 640
• GCF of 94, 354, 626

1. What is the GCF of 42, 819, 851?

Answer: GCF of 42, 819, 851 is 1.

2. How to Find the GCF of 42, 819, 851

Answer: Greatest Common Factor(GCF) of 42, 819, 851 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 819, 851) = 1.