Greatest Common Factor of 42, 87, 90, 12, 570

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

• Greatest Common Factor of 42, 87, 90, 12, 570 by common division method
• Greatest Common Factor of 42, 87, 90, 12, 570 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

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 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 12

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

1,2,3,4,6,12

Factors of 570

List of positive integer factors of 570 that divides 570 without a remainder.

1,2,3,5,6,10,15,19,30,38,57,95,114,190,285,570

Greatest Common Factor

We found the factors 42,87,90,12,570 . The biggest common factor number is the GCF number.
So the greatest common factor 42,87,90,12,570 is 3.

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

• GCF of 18, 34, 60, 79, 995
• GCF of 84, 31, 28, 43, 777
• GCF of 90, 44, 28, 91, 660
• GCF of 71, 46, 18, 57, 719
• GCF of 46, 76, 11, 19, 815

1. What is the GCF of 42, 87, 90, 12, 570?

Answer: GCF of 42, 87, 90, 12, 570 is 3.

2. How to Find the GCF of 42, 87, 90, 12, 570

Answer: Greatest Common Factor(GCF) of 42, 87, 90, 12, 570 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 87, 90, 12, 570) = 3.