Greatest Common Factor of 770, 855, 640

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

• Greatest Common Factor of 770, 855, 640 by common division method
• Greatest Common Factor of 770, 855, 640 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Factors of 855

List of positive integer factors of 855 that divides 855 without a remainder.

1,3,5,9,15,19,45,57,95,171,285,855

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Greatest Common Factor

We found the factors 770,855,640 . The biggest common factor number is the GCF number.
So the greatest common factor 770,855,640 is 5.

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

• GCF of 428, 970, 654
• GCF of 337, 758, 312
• GCF of 228, 378, 169
• GCF of 609, 307, 887
• GCF of 898, 230, 167

1. What is the GCF of 770, 855, 640?

Answer: GCF of 770, 855, 640 is 5.

2. How to Find the GCF of 770, 855, 640

Answer: Greatest Common Factor(GCF) of 770, 855, 640 = 5

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

Step 2: Then multiply all the prime factors GCF(770, 855, 640) = 5.