Greatest Common Factor of 42, 36, 22, 69, 145

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

• Greatest Common Factor of 42, 36, 22, 69, 145 by common division method
• Greatest Common Factor of 42, 36, 22, 69, 145 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 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Greatest Common Factor

We found the factors 42,36,22,69,145 . The biggest common factor number is the GCF number.
So the greatest common factor 42,36,22,69,145 is 1.

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

• GCF of 82, 88, 41, 17, 466
• GCF of 59, 37, 21, 95, 119
• GCF of 77, 58, 47, 38, 360
• GCF of 98, 79, 29, 38, 518
• GCF of 75, 25, 53, 83, 890

1. What is the GCF of 42, 36, 22, 69, 145?

Answer: GCF of 42, 36, 22, 69, 145 is 1.

2. How to Find the GCF of 42, 36, 22, 69, 145

Answer: Greatest Common Factor(GCF) of 42, 36, 22, 69, 145 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 36, 22, 69, 145) = 1.