Greatest Common Factor of 42, 845, 205

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

• Greatest Common Factor of 42, 845, 205 by common division method
• Greatest Common Factor of 42, 845, 205 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 845

List of positive integer factors of 845 that divides 845 without a remainder.

1,5,13,65,169,845

Factors of 205

List of positive integer factors of 205 that divides 205 without a remainder.

1,5,41,205

Greatest Common Factor

We found the factors 42,845,205 . The biggest common factor number is the GCF number.
So the greatest common factor 42,845,205 is 1.

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

• GCF of 57, 307, 789
• GCF of 36, 726, 160
• GCF of 15, 727, 154
• GCF of 57, 847, 106
• GCF of 53, 983, 695

1. What is the GCF of 42, 845, 205?

Answer: GCF of 42, 845, 205 is 1.

2. How to Find the GCF of 42, 845, 205

Answer: Greatest Common Factor(GCF) of 42, 845, 205 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 845, 205) = 1.