Greatest Common Factor of 88, 78, 67, 4, 15

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

• Greatest Common Factor of 88, 78, 67, 4, 15 by common division method
• Greatest Common Factor of 88, 78, 67, 4, 15 with matching the biggest common factor

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

Factors of 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Greatest Common Factor

We found the factors 88,78,67,4,15 . The biggest common factor number is the GCF number.
So the greatest common factor 88,78,67,4,15 is 1.

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

• GCF of 26, 48, 87, 3, 38
• GCF of 38, 73, 33, 4, 31
• GCF of 40, 76, 14, 1, 66
• GCF of 31, 78, 46, 1, 79
• GCF of 79, 79, 88, 4, 48

1. What is the GCF of 88, 78, 67, 4, 15?

Answer: GCF of 88, 78, 67, 4, 15 is 1.

2. How to Find the GCF of 88, 78, 67, 4, 15

Answer: Greatest Common Factor(GCF) of 88, 78, 67, 4, 15 = 1

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

Step 2: Then multiply all the prime factors GCF(88, 78, 67, 4, 15) = 1.