Greatest Common Factor of 30, 96, 21, 942

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

• Greatest Common Factor of 30, 96, 21, 942 by common division method
• Greatest Common Factor of 30, 96, 21, 942 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 30

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

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

Factors of 96

List of positive integer factors of 96 that divides 96 without a remainder.

1,2,3,4,6,8,12,16,24,32,48,96

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 942

List of positive integer factors of 942 that divides 942 without a remainder.

1,2,3,6,157,314,471,942

Greatest Common Factor

We found the factors 30,96,21,942 . The biggest common factor number is the GCF number.
So the greatest common factor 30,96,21,942 is 3.

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

• GCF of 26, 32, 91, 128
• GCF of 68, 75, 39, 665
• GCF of 67, 53, 53, 440
• GCF of 38, 55, 56, 350
• GCF of 79, 96, 81, 849

1. What is the GCF of 30, 96, 21, 942?

Answer: GCF of 30, 96, 21, 942 is 3.

2. How to Find the GCF of 30, 96, 21, 942

Answer: Greatest Common Factor(GCF) of 30, 96, 21, 942 = 3

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

Step 2: Then multiply all the prime factors GCF(30, 96, 21, 942) = 3.