Greatest Common Factor of 42, 620, 340

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

• Greatest Common Factor of 42, 620, 340 by common division method
• Greatest Common Factor of 42, 620, 340 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 = 2

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 620

List of positive integer factors of 620 that divides 620 without a remainder.

1,2,4,5,10,20,31,62,124,155,310,620

Factors of 340

List of positive integer factors of 340 that divides 340 without a remainder.

1,2,4,5,10,17,20,34,68,85,170,340

Greatest Common Factor

We found the factors 42,620,340 . The biggest common factor number is the GCF number.
So the greatest common factor 42,620,340 is 2.

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

• GCF of 28, 171, 778
• GCF of 80, 456, 478
• GCF of 22, 829, 747
• GCF of 49, 586, 212
• GCF of 14, 804, 832

1. What is the GCF of 42, 620, 340?

Answer: GCF of 42, 620, 340 is 2.

2. How to Find the GCF of 42, 620, 340

Answer: Greatest Common Factor(GCF) of 42, 620, 340 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 620, 340) = 2.