Greatest Common Factor of 25, 87, 65, 820

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

• Greatest Common Factor of 25, 87, 65, 820 by common division method
• Greatest Common Factor of 25, 87, 65, 820 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 65

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

1,5,13,65

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 25,87,65,820 . The biggest common factor number is the GCF number.
So the greatest common factor 25,87,65,820 is 1.

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

• GCF of 39, 40, 56, 311
• GCF of 72, 75, 60, 113
• GCF of 21, 50, 41, 614
• GCF of 35, 54, 78, 391
• GCF of 36, 44, 32, 730

1. What is the GCF of 25, 87, 65, 820?

Answer: GCF of 25, 87, 65, 820 is 1.

2. How to Find the GCF of 25, 87, 65, 820

Answer: Greatest Common Factor(GCF) of 25, 87, 65, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 87, 65, 820) = 1.