Greatest Common Factor of 649, 220, 77

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

• Greatest Common Factor of 649, 220, 77 by common division method
• Greatest Common Factor of 649, 220, 77 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 11 = 11

Factors of 649

List of positive integer factors of 649 that divides 649 without a remainder.

1,11,59,649

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Greatest Common Factor

We found the factors 649,220,77 . The biggest common factor number is the GCF number.
So the greatest common factor 649,220,77 is 11.

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

• GCF of 561, 410, 99
• GCF of 853, 278, 42
• GCF of 381, 450, 30
• GCF of 509, 962, 51
• GCF of 717, 388, 38

1. What is the GCF of 649, 220, 77?

Answer: GCF of 649, 220, 77 is 11.

2. How to Find the GCF of 649, 220, 77

Answer: Greatest Common Factor(GCF) of 649, 220, 77 = 11

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

Step 2: Then multiply all the prime factors GCF(649, 220, 77) = 11.