Greatest Common Factor of 660, 420, 465

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

• Greatest Common Factor of 660, 420, 465 by common division method
• Greatest Common Factor of 660, 420, 465 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 x 5 = 15

Factors of 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 465

List of positive integer factors of 465 that divides 465 without a remainder.

1,3,5,15,31,93,155,465

Greatest Common Factor

We found the factors 660,420,465 . The biggest common factor number is the GCF number.
So the greatest common factor 660,420,465 is 15.

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

• GCF of 734, 593, 265
• GCF of 595, 935, 492
• GCF of 167, 608, 152
• GCF of 446, 584, 263
• GCF of 705, 602, 363

1. What is the GCF of 660, 420, 465?

Answer: GCF of 660, 420, 465 is 15.

2. How to Find the GCF of 660, 420, 465

Answer: Greatest Common Factor(GCF) of 660, 420, 465 = 15

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

Step 2: Then multiply all the prime factors GCF(660, 420, 465) = 15.