Greatest Common Factor of 42, 68, 30, 759

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

• Greatest Common Factor of 42, 68, 30, 759 by common division method
• Greatest Common Factor of 42, 68, 30, 759 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 759

List of positive integer factors of 759 that divides 759 without a remainder.

1,3,11,23,33,69,253,759

Greatest Common Factor

We found the factors 42,68,30,759 . The biggest common factor number is the GCF number.
So the greatest common factor 42,68,30,759 is 1.

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

• GCF of 46, 65, 38, 239
• GCF of 23, 77, 24, 458
• GCF of 76, 42, 69, 534
• GCF of 32, 16, 13, 978
• GCF of 29, 12, 49, 600

1. What is the GCF of 42, 68, 30, 759?

Answer: GCF of 42, 68, 30, 759 is 1.

2. How to Find the GCF of 42, 68, 30, 759

Answer: Greatest Common Factor(GCF) of 42, 68, 30, 759 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 68, 30, 759) = 1.