Greatest Common Factor of 30, 40, 842

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

• Greatest Common Factor of 30, 40, 842 by common division method
• Greatest Common Factor of 30, 40, 842 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 842

List of positive integer factors of 842 that divides 842 without a remainder.

1,2,421,842

Greatest Common Factor

We found the factors 30,40,842 . The biggest common factor number is the GCF number.
So the greatest common factor 30,40,842 is 2.

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

• GCF of 37, 77, 772
• GCF of 95, 90, 441
• GCF of 61, 81, 179
• GCF of 81, 30, 848
• GCF of 66, 77, 415

1. What is the GCF of 30, 40, 842?

Answer: GCF of 30, 40, 842 is 2.

2. How to Find the GCF of 30, 40, 842

Answer: Greatest Common Factor(GCF) of 30, 40, 842 = 2

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

Step 2: Then multiply all the prime factors GCF(30, 40, 842) = 2.