Greatest Common Factor of 71, 40, 155

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

• Greatest Common Factor of 71, 40, 155 by common division method
• Greatest Common Factor of 71, 40, 155 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

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 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 71,40,155 . The biggest common factor number is the GCF number.
So the greatest common factor 71,40,155 is 1.

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

• GCF of 67, 51, 821
• GCF of 28, 96, 211
• GCF of 72, 95, 850
• GCF of 22, 89, 630
• GCF of 47, 69, 195

1. What is the GCF of 71, 40, 155?

Answer: GCF of 71, 40, 155 is 1.

2. How to Find the GCF of 71, 40, 155

Answer: Greatest Common Factor(GCF) of 71, 40, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 40, 155) = 1.