Greatest Common Factor of 775, 390, 821, 204, 387

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

• Greatest Common Factor of 775, 390, 821, 204, 387 by common division method
• Greatest Common Factor of 775, 390, 821, 204, 387 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 775

List of positive integer factors of 775 that divides 775 without a remainder.

1,5,25,31,155,775

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 821

List of positive integer factors of 821 that divides 821 without a remainder.

1,821

Factors of 204

List of positive integer factors of 204 that divides 204 without a remainder.

1,2,3,4,6,12,17,34,51,68,102,204

Factors of 387

List of positive integer factors of 387 that divides 387 without a remainder.

1,3,9,43,129,387

Greatest Common Factor

We found the factors 775,390,821,204,387 . The biggest common factor number is the GCF number.
So the greatest common factor 775,390,821,204,387 is 1.

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

• GCF of 142, 866, 272, 450, 749
• GCF of 766, 207, 987, 945, 168
• GCF of 201, 322, 754, 403, 572
• GCF of 770, 302, 646, 422, 491
• GCF of 553, 684, 890, 204, 482

1. What is the GCF of 775, 390, 821, 204, 387?

Answer: GCF of 775, 390, 821, 204, 387 is 1.

2. How to Find the GCF of 775, 390, 821, 204, 387

Answer: Greatest Common Factor(GCF) of 775, 390, 821, 204, 387 = 1

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

Step 2: Then multiply all the prime factors GCF(775, 390, 821, 204, 387) = 1.