Greatest Common Factor of 42, 64, 47, 870

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

• Greatest Common Factor of 42, 64, 47, 870 by common division method
• Greatest Common Factor of 42, 64, 47, 870 with matching the biggest common factor

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∴ 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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 870

List of positive integer factors of 870 that divides 870 without a remainder.

1,2,3,5,6,10,15,29,30,58,87,145,174,290,435,870

Greatest Common Factor

We found the factors 42,64,47,870 . The biggest common factor number is the GCF number.
So the greatest common factor 42,64,47,870 is 1.

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

• GCF of 76, 54, 66, 959
• GCF of 80, 72, 55, 568
• GCF of 75, 99, 52, 341
• GCF of 52, 30, 13, 322
• GCF of 25, 72, 55, 867

1. What is the GCF of 42, 64, 47, 870?

Answer: GCF of 42, 64, 47, 870 is 1.

2. How to Find the GCF of 42, 64, 47, 870

Answer: Greatest Common Factor(GCF) of 42, 64, 47, 870 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 64, 47, 870) = 1.