Greatest Common Factor of 387, 505, 61

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

• Greatest Common Factor of 387, 505, 61 by common division method
• Greatest Common Factor of 387, 505, 61 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 387

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

1,3,9,43,129,387

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Greatest Common Factor

We found the factors 387,505,61 . The biggest common factor number is the GCF number.
So the greatest common factor 387,505,61 is 1.

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

• GCF of 470, 637, 23
• GCF of 295, 586, 93
• GCF of 123, 945, 38
• GCF of 241, 774, 35
• GCF of 817, 559, 97

1. What is the GCF of 387, 505, 61?

Answer: GCF of 387, 505, 61 is 1.

2. How to Find the GCF of 387, 505, 61

Answer: Greatest Common Factor(GCF) of 387, 505, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(387, 505, 61) = 1.