Greatest Common Factor of 12, 12, 78, 343

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

• Greatest Common Factor of 12, 12, 78, 343 by common division method
• Greatest Common Factor of 12, 12, 78, 343 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 12

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

1,2,3,4,6,12

Factors of 12

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

1,2,3,4,6,12

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 343

List of positive integer factors of 343 that divides 343 without a remainder.

1,7,49,343

Greatest Common Factor

We found the factors 12,12,78,343 . The biggest common factor number is the GCF number.
So the greatest common factor 12,12,78,343 is 1.

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

• GCF of 27, 50, 37, 927
• GCF of 55, 64, 94, 172
• GCF of 59, 79, 31, 916
• GCF of 51, 97, 20, 533
• GCF of 80, 44, 44, 399

1. What is the GCF of 12, 12, 78, 343?

Answer: GCF of 12, 12, 78, 343 is 1.

2. How to Find the GCF of 12, 12, 78, 343

Answer: Greatest Common Factor(GCF) of 12, 12, 78, 343 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 12, 78, 343) = 1.