Greatest Common Factor of 68, 42, 78, 395

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

• Greatest Common Factor of 68, 42, 78, 395 by common division method
• Greatest Common Factor of 68, 42, 78, 395 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 395

List of positive integer factors of 395 that divides 395 without a remainder.

1,5,79,395

Greatest Common Factor

We found the factors 68,42,78,395 . The biggest common factor number is the GCF number.
So the greatest common factor 68,42,78,395 is 1.

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

• GCF of 79, 75, 37, 826
• GCF of 19, 92, 65, 985
• GCF of 68, 73, 70, 822
• GCF of 11, 34, 86, 183
• GCF of 64, 93, 68, 116

1. What is the GCF of 68, 42, 78, 395?

Answer: GCF of 68, 42, 78, 395 is 1.

2. How to Find the GCF of 68, 42, 78, 395

Answer: Greatest Common Factor(GCF) of 68, 42, 78, 395 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 42, 78, 395) = 1.