Greatest Common Factor of 42, 78, 73, 202

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

• Greatest Common Factor of 42, 78, 73, 202 by common division method
• Greatest Common Factor of 42, 78, 73, 202 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 202

List of positive integer factors of 202 that divides 202 without a remainder.

1,2,101,202

Greatest Common Factor

We found the factors 42,78,73,202 . The biggest common factor number is the GCF number.
So the greatest common factor 42,78,73,202 is 1.

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

• GCF of 15, 74, 77, 190
• GCF of 92, 23, 29, 892
• GCF of 92, 76, 50, 143
• GCF of 22, 39, 30, 750
• GCF of 35, 22, 41, 543

1. What is the GCF of 42, 78, 73, 202?

Answer: GCF of 42, 78, 73, 202 is 1.

2. How to Find the GCF of 42, 78, 73, 202

Answer: Greatest Common Factor(GCF) of 42, 78, 73, 202 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 78, 73, 202) = 1.