Greatest Common Factor of 11, 91, 72, 978

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

• Greatest Common Factor of 11, 91, 72, 978 by common division method
• Greatest Common Factor of 11, 91, 72, 978 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 978

List of positive integer factors of 978 that divides 978 without a remainder.

1,2,3,6,163,326,489,978

Greatest Common Factor

We found the factors 11,91,72,978 . The biggest common factor number is the GCF number.
So the greatest common factor 11,91,72,978 is 1.

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

• GCF of 47, 96, 48, 793
• GCF of 80, 68, 81, 324
• GCF of 58, 94, 99, 484
• GCF of 63, 51, 16, 325
• GCF of 88, 98, 30, 285

1. What is the GCF of 11, 91, 72, 978?

Answer: GCF of 11, 91, 72, 978 is 1.

2. How to Find the GCF of 11, 91, 72, 978

Answer: Greatest Common Factor(GCF) of 11, 91, 72, 978 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 91, 72, 978) = 1.