Greatest Common Factor of 800, 155, 57

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

• Greatest Common Factor of 800, 155, 57 by common division method
• Greatest Common Factor of 800, 155, 57 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 800

List of positive integer factors of 800 that divides 800 without a remainder.

1,2,4,5,8,10,16,20,25,32,40,50,80,100,160,200,400,800

Factors of 155

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

1,5,31,155

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Greatest Common Factor

We found the factors 800,155,57 . The biggest common factor number is the GCF number.
So the greatest common factor 800,155,57 is 1.

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

• GCF of 539, 658, 30
• GCF of 478, 380, 84
• GCF of 393, 462, 33
• GCF of 494, 208, 81
• GCF of 817, 613, 21

1. What is the GCF of 800, 155, 57?

Answer: GCF of 800, 155, 57 is 1.

2. How to Find the GCF of 800, 155, 57

Answer: Greatest Common Factor(GCF) of 800, 155, 57 = 1

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

Step 2: Then multiply all the prime factors GCF(800, 155, 57) = 1.