Greatest Common Factor of 378, 386, 491, 690

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

• Greatest Common Factor of 378, 386, 491, 690 by common division method
• Greatest Common Factor of 378, 386, 491, 690 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 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Factors of 386

List of positive integer factors of 386 that divides 386 without a remainder.

1,2,193,386

Factors of 491

List of positive integer factors of 491 that divides 491 without a remainder.

1,491

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Greatest Common Factor

We found the factors 378,386,491,690 . The biggest common factor number is the GCF number.
So the greatest common factor 378,386,491,690 is 1.

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

• GCF of 684, 452, 782, 538
• GCF of 656, 838, 116, 896
• GCF of 499, 419, 524, 998
• GCF of 446, 468, 677, 701
• GCF of 641, 308, 579, 857

1. What is the GCF of 378, 386, 491, 690?

Answer: GCF of 378, 386, 491, 690 is 1.

2. How to Find the GCF of 378, 386, 491, 690

Answer: Greatest Common Factor(GCF) of 378, 386, 491, 690 = 1

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

Step 2: Then multiply all the prime factors GCF(378, 386, 491, 690) = 1.