Greatest Common Factor of 42, 12, 858

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

• Greatest Common Factor of 42, 12, 858 by common division method
• Greatest Common Factor of 42, 12, 858 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 3 = 6

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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 858

List of positive integer factors of 858 that divides 858 without a remainder.

1,2,3,6,11,13,22,26,33,39,66,78,143,286,429,858

Greatest Common Factor

We found the factors 42,12,858 . The biggest common factor number is the GCF number.
So the greatest common factor 42,12,858 is 6.

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

• GCF of 24, 21, 715
• GCF of 74, 69, 540
• GCF of 86, 34, 104
• GCF of 59, 65, 307
• GCF of 50, 29, 744

1. What is the GCF of 42, 12, 858?

Answer: GCF of 42, 12, 858 is 6.

2. How to Find the GCF of 42, 12, 858

Answer: Greatest Common Factor(GCF) of 42, 12, 858 = 6

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

Step 2: Then multiply all the prime factors GCF(42, 12, 858) = 6.