Greatest Common Factor of 42, 40, 80, 22, 177

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

• Greatest Common Factor of 42, 40, 80, 22, 177 by common division method
• Greatest Common Factor of 42, 40, 80, 22, 177 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

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

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 22

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

1,2,11,22

Factors of 177

List of positive integer factors of 177 that divides 177 without a remainder.

1,3,59,177

Greatest Common Factor

We found the factors 42,40,80,22,177 . The biggest common factor number is the GCF number.
So the greatest common factor 42,40,80,22,177 is 1.

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

• GCF of 71, 51, 16, 91, 127
• GCF of 43, 60, 99, 63, 813
• GCF of 98, 84, 30, 47, 602
• GCF of 11, 22, 42, 86, 967
• GCF of 21, 85, 49, 68, 972

1. What is the GCF of 42, 40, 80, 22, 177?

Answer: GCF of 42, 40, 80, 22, 177 is 1.

2. How to Find the GCF of 42, 40, 80, 22, 177

Answer: Greatest Common Factor(GCF) of 42, 40, 80, 22, 177 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 40, 80, 22, 177) = 1.