Greatest Common Factor of 65, 42, 42, 685

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

• Greatest Common Factor of 65, 42, 42, 685 by common division method
• Greatest Common Factor of 65, 42, 42, 685 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

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 42

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

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

Factors of 685

List of positive integer factors of 685 that divides 685 without a remainder.

1,5,137,685

Greatest Common Factor

We found the factors 65,42,42,685 . The biggest common factor number is the GCF number.
So the greatest common factor 65,42,42,685 is 1.

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

• GCF of 18, 18, 36, 281
• GCF of 42, 68, 93, 465
• GCF of 30, 37, 66, 906
• GCF of 89, 13, 89, 849
• GCF of 50, 75, 24, 700

1. What is the GCF of 65, 42, 42, 685?

Answer: GCF of 65, 42, 42, 685 is 1.

2. How to Find the GCF of 65, 42, 42, 685

Answer: Greatest Common Factor(GCF) of 65, 42, 42, 685 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 42, 42, 685) = 1.