Greatest Common Factor of 42, 605, 636

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

• Greatest Common Factor of 42, 605, 636 by common division method
• Greatest Common Factor of 42, 605, 636 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 605

List of positive integer factors of 605 that divides 605 without a remainder.

1,5,11,55,121,605

Factors of 636

List of positive integer factors of 636 that divides 636 without a remainder.

1,2,3,4,6,12,53,106,159,212,318,636

Greatest Common Factor

We found the factors 42,605,636 . The biggest common factor number is the GCF number.
So the greatest common factor 42,605,636 is 1.

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

• GCF of 10, 823, 341
• GCF of 91, 166, 873
• GCF of 23, 789, 319
• GCF of 99, 605, 249
• GCF of 53, 377, 152

1. What is the GCF of 42, 605, 636?

Answer: GCF of 42, 605, 636 is 1.

2. How to Find the GCF of 42, 605, 636

Answer: Greatest Common Factor(GCF) of 42, 605, 636 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 605, 636) = 1.