Greatest Common Factor of 1, 55, 72, 39, 87

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

• Greatest Common Factor of 1, 55, 72, 39, 87 by common division method
• Greatest Common Factor of 1, 55, 72, 39, 87 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 1

List of positive integer factors of 1 that divides 1 without a remainder.

1

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 87

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

1,3,29,87

Greatest Common Factor

We found the factors 1,55,72,39,87 . The biggest common factor number is the GCF number.
So the greatest common factor 1,55,72,39,87 is 1.

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

• GCF of 8, 74, 50, 86, 30
• GCF of 9, 67, 44, 10, 13
• GCF of 9, 92, 72, 42, 43
• GCF of 3, 19, 11, 56, 76
• GCF of 7, 18, 29, 15, 81

1. What is the GCF of 1, 55, 72, 39, 87?

Answer: GCF of 1, 55, 72, 39, 87 is 1.

2. How to Find the GCF of 1, 55, 72, 39, 87

Answer: Greatest Common Factor(GCF) of 1, 55, 72, 39, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(1, 55, 72, 39, 87) = 1.