Greatest Common Factor of 404, 391, 78

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

• Greatest Common Factor of 404, 391, 78 by common division method
• Greatest Common Factor of 404, 391, 78 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 404

List of positive integer factors of 404 that divides 404 without a remainder.

1,2,4,101,202,404

Factors of 391

List of positive integer factors of 391 that divides 391 without a remainder.

1,17,23,391

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 404,391,78 . The biggest common factor number is the GCF number.
So the greatest common factor 404,391,78 is 1.

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

• GCF of 878, 203, 49
• GCF of 477, 683, 85
• GCF of 387, 667, 42
• GCF of 155, 553, 25
• GCF of 300, 753, 15

1. What is the GCF of 404, 391, 78?

Answer: GCF of 404, 391, 78 is 1.

2. How to Find the GCF of 404, 391, 78

Answer: Greatest Common Factor(GCF) of 404, 391, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(404, 391, 78) = 1.