Greatest Common Factor of 42, 28, 38, 707

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

• Greatest Common Factor of 42, 28, 38, 707 by common division method
• Greatest Common Factor of 42, 28, 38, 707 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 707

List of positive integer factors of 707 that divides 707 without a remainder.

1,7,101,707

Greatest Common Factor

We found the factors 42,28,38,707 . The biggest common factor number is the GCF number.
So the greatest common factor 42,28,38,707 is 1.

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

• GCF of 79, 95, 89, 435
• GCF of 60, 62, 89, 258
• GCF of 65, 83, 57, 672
• GCF of 18, 13, 56, 644
• GCF of 28, 22, 78, 301

1. What is the GCF of 42, 28, 38, 707?

Answer: GCF of 42, 28, 38, 707 is 1.

2. How to Find the GCF of 42, 28, 38, 707

Answer: Greatest Common Factor(GCF) of 42, 28, 38, 707 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 28, 38, 707) = 1.