Greatest Common Factor of 91, 390, 981

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

• Greatest Common Factor of 91, 390, 981 by common division method
• Greatest Common Factor of 91, 390, 981 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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 981

List of positive integer factors of 981 that divides 981 without a remainder.

1,3,9,109,327,981

Greatest Common Factor

We found the factors 91,390,981 . The biggest common factor number is the GCF number.
So the greatest common factor 91,390,981 is 1.

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

• GCF of 27, 193, 195
• GCF of 28, 319, 671
• GCF of 12, 117, 834
• GCF of 69, 382, 545
• GCF of 42, 258, 795

1. What is the GCF of 91, 390, 981?

Answer: GCF of 91, 390, 981 is 1.

2. How to Find the GCF of 91, 390, 981

Answer: Greatest Common Factor(GCF) of 91, 390, 981 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 390, 981) = 1.