Greatest Common Factor of 91, 12, 72, 340

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

• Greatest Common Factor of 91, 12, 72, 340 by common division method
• Greatest Common Factor of 91, 12, 72, 340 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 91

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

1,7,13,91

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

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 340

List of positive integer factors of 340 that divides 340 without a remainder.

1,2,4,5,10,17,20,34,68,85,170,340

Greatest Common Factor

We found the factors 91,12,72,340 . The biggest common factor number is the GCF number.
So the greatest common factor 91,12,72,340 is 1.

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

• GCF of 36, 71, 29, 694
• GCF of 88, 28, 38, 508
• GCF of 43, 99, 41, 244
• GCF of 48, 30, 88, 192
• GCF of 45, 80, 25, 758

1. What is the GCF of 91, 12, 72, 340?

Answer: GCF of 91, 12, 72, 340 is 1.

2. How to Find the GCF of 91, 12, 72, 340

Answer: Greatest Common Factor(GCF) of 91, 12, 72, 340 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 12, 72, 340) = 1.