Greatest Common Factor of 857, 721, 387

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

• Greatest Common Factor of 857, 721, 387 by common division method
• Greatest Common Factor of 857, 721, 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 857

List of positive integer factors of 857 that divides 857 without a remainder.

1,857

Factors of 721

List of positive integer factors of 721 that divides 721 without a remainder.

1,7,103,721

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 857,721,387 . The biggest common factor number is the GCF number.
So the greatest common factor 857,721,387 is 1.

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

• GCF of 452, 303, 779
• GCF of 180, 650, 199
• GCF of 602, 715, 292
• GCF of 645, 639, 857
• GCF of 639, 220, 977

1. What is the GCF of 857, 721, 387?

Answer: GCF of 857, 721, 387 is 1.

2. How to Find the GCF of 857, 721, 387

Answer: Greatest Common Factor(GCF) of 857, 721, 387 = 1

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

Step 2: Then multiply all the prime factors GCF(857, 721, 387) = 1.