Greatest Common Factor of 81, 240, 742, 347

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

• Greatest Common Factor of 81, 240, 742, 347 by common division method
• Greatest Common Factor of 81, 240, 742, 347 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 240

List of positive integer factors of 240 that divides 240 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,40,48,60,80,120,240

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 347

List of positive integer factors of 347 that divides 347 without a remainder.

1,347

Greatest Common Factor

We found the factors 81,240,742,347 . The biggest common factor number is the GCF number.
So the greatest common factor 81,240,742,347 is 1.

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

• GCF of 92, 551, 380, 861
• GCF of 28, 658, 983, 991
• GCF of 82, 502, 725, 858
• GCF of 47, 247, 329, 652
• GCF of 15, 734, 310, 108

1. What is the GCF of 81, 240, 742, 347?

Answer: GCF of 81, 240, 742, 347 is 1.

2. How to Find the GCF of 81, 240, 742, 347

Answer: Greatest Common Factor(GCF) of 81, 240, 742, 347 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 240, 742, 347) = 1.