Greatest Common Factor of 855, 440, 840

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

• Greatest Common Factor of 855, 440, 840 by common division method
• Greatest Common Factor of 855, 440, 840 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 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 440

List of positive integer factors of 440 that divides 440 without a remainder.

1,2,4,5,8,10,11,20,22,40,44,55,88,110,220,440

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Greatest Common Factor

We found the factors 855,440,840 . The biggest common factor number is the GCF number.
So the greatest common factor 855,440,840 is 5.

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

• GCF of 205, 183, 636
• GCF of 792, 261, 951
• GCF of 544, 587, 671
• GCF of 925, 705, 695
• GCF of 204, 634, 596

1. What is the GCF of 855, 440, 840?

Answer: GCF of 855, 440, 840 is 5.

2. How to Find the GCF of 855, 440, 840

Answer: Greatest Common Factor(GCF) of 855, 440, 840 = 5

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

Step 2: Then multiply all the prime factors GCF(855, 440, 840) = 5.