Greatest Common Factor of 921, 720, 30

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

• Greatest Common Factor of 921, 720, 30 by common division method
• Greatest Common Factor of 921, 720, 30 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 921

List of positive integer factors of 921 that divides 921 without a remainder.

1,3,307,921

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Greatest Common Factor

We found the factors 921,720,30 . The biggest common factor number is the GCF number.
So the greatest common factor 921,720,30 is 3.

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

• GCF of 305, 143, 19
• GCF of 927, 121, 76
• GCF of 168, 675, 85
• GCF of 494, 773, 90
• GCF of 590, 452, 61

1. What is the GCF of 921, 720, 30?

Answer: GCF of 921, 720, 30 is 3.

2. How to Find the GCF of 921, 720, 30

Answer: Greatest Common Factor(GCF) of 921, 720, 30 = 3

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

Step 2: Then multiply all the prime factors GCF(921, 720, 30) = 3.