Greatest Common Factor of 78, 37, 13, 128

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

• Greatest Common Factor of 78, 37, 13, 128 by common division method
• Greatest Common Factor of 78, 37, 13, 128 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 78

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

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

Factors of 37

List of positive integer factors of 37 that divides 37 without a remainder.

1,37

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 78,37,13,128 . The biggest common factor number is the GCF number.
So the greatest common factor 78,37,13,128 is 1.

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

• GCF of 94, 28, 67, 414
• GCF of 24, 46, 54, 514
• GCF of 45, 99, 40, 263
• GCF of 48, 36, 32, 771
• GCF of 36, 42, 76, 497

1. What is the GCF of 78, 37, 13, 128?

Answer: GCF of 78, 37, 13, 128 is 1.

2. How to Find the GCF of 78, 37, 13, 128

Answer: Greatest Common Factor(GCF) of 78, 37, 13, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 37, 13, 128) = 1.