Greatest Common Factor of 42, 17, 20, 562

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

• Greatest Common Factor of 42, 17, 20, 562 by common division method
• Greatest Common Factor of 42, 17, 20, 562 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 20

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

1,2,4,5,10,20

Factors of 562

List of positive integer factors of 562 that divides 562 without a remainder.

1,2,281,562

Greatest Common Factor

We found the factors 42,17,20,562 . The biggest common factor number is the GCF number.
So the greatest common factor 42,17,20,562 is 1.

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

• GCF of 23, 25, 23, 590
• GCF of 26, 75, 11, 579
• GCF of 81, 92, 28, 456
• GCF of 21, 57, 56, 695
• GCF of 11, 75, 28, 211

1. What is the GCF of 42, 17, 20, 562?

Answer: GCF of 42, 17, 20, 562 is 1.

2. How to Find the GCF of 42, 17, 20, 562

Answer: Greatest Common Factor(GCF) of 42, 17, 20, 562 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 17, 20, 562) = 1.