Greatest Common Factor of 42, 20, 86, 622

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

• Greatest Common Factor of 42, 20, 86, 622 by common division method
• Greatest Common Factor of 42, 20, 86, 622 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 622

List of positive integer factors of 622 that divides 622 without a remainder.

1,2,311,622

Greatest Common Factor

We found the factors 42,20,86,622 . The biggest common factor number is the GCF number.
So the greatest common factor 42,20,86,622 is 2.

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

• GCF of 80, 84, 69, 278
• GCF of 94, 18, 36, 690
• GCF of 24, 29, 93, 909
• GCF of 33, 79, 33, 115
• GCF of 33, 12, 98, 690

1. What is the GCF of 42, 20, 86, 622?

Answer: GCF of 42, 20, 86, 622 is 2.

2. How to Find the GCF of 42, 20, 86, 622

Answer: Greatest Common Factor(GCF) of 42, 20, 86, 622 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 20, 86, 622) = 2.