Greatest Common Factor of 42, 80, 29, 830

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

• Greatest Common Factor of 42, 80, 29, 830 by common division method
• Greatest Common Factor of 42, 80, 29, 830 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 29

List of positive integer factors of 29 that divides 29 without a remainder.

1,29

Factors of 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Greatest Common Factor

We found the factors 42,80,29,830 . The biggest common factor number is the GCF number.
So the greatest common factor 42,80,29,830 is 1.

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

• GCF of 53, 58, 22, 319
• GCF of 15, 65, 53, 415
• GCF of 73, 72, 12, 121
• GCF of 96, 33, 41, 578
• GCF of 61, 45, 74, 174

1. What is the GCF of 42, 80, 29, 830?

Answer: GCF of 42, 80, 29, 830 is 1.

2. How to Find the GCF of 42, 80, 29, 830

Answer: Greatest Common Factor(GCF) of 42, 80, 29, 830 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 80, 29, 830) = 1.