Greatest Common Factor of 856, 387, 45

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

• Greatest Common Factor of 856, 387, 45 by common division method
• Greatest Common Factor of 856, 387, 45 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 856

List of positive integer factors of 856 that divides 856 without a remainder.

1,2,4,8,107,214,428,856

Factors of 387

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

1,3,9,43,129,387

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Greatest Common Factor

We found the factors 856,387,45 . The biggest common factor number is the GCF number.
So the greatest common factor 856,387,45 is 1.

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

• GCF of 440, 958, 12
• GCF of 422, 925, 35
• GCF of 345, 685, 89
• GCF of 842, 425, 97
• GCF of 347, 683, 88

1. What is the GCF of 856, 387, 45?

Answer: GCF of 856, 387, 45 is 1.

2. How to Find the GCF of 856, 387, 45

Answer: Greatest Common Factor(GCF) of 856, 387, 45 = 1

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

Step 2: Then multiply all the prime factors GCF(856, 387, 45) = 1.