Greatest Common Factor of 855, 390, 771

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

• Greatest Common Factor of 855, 390, 771 by common division method
• Greatest Common Factor of 855, 390, 771 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 771

List of positive integer factors of 771 that divides 771 without a remainder.

1,3,257,771

Greatest Common Factor

We found the factors 855,390,771 . The biggest common factor number is the GCF number.
So the greatest common factor 855,390,771 is 3.

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

• GCF of 616, 138, 404
• GCF of 312, 791, 236
• GCF of 281, 281, 867
• GCF of 768, 363, 592
• GCF of 969, 281, 521

1. What is the GCF of 855, 390, 771?

Answer: GCF of 855, 390, 771 is 3.

2. How to Find the GCF of 855, 390, 771

Answer: Greatest Common Factor(GCF) of 855, 390, 771 = 3

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

Step 2: Then multiply all the prime factors GCF(855, 390, 771) = 3.