Greatest Common Factor of 345, 425, 861

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

• Greatest Common Factor of 345, 425, 861 by common division method
• Greatest Common Factor of 345, 425, 861 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 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

Factors of 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

Greatest Common Factor

We found the factors 345,425,861 . The biggest common factor number is the GCF number.
So the greatest common factor 345,425,861 is 1.

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

• GCF of 678, 165, 225
• GCF of 987, 427, 806
• GCF of 107, 143, 574
• GCF of 305, 688, 291
• GCF of 249, 175, 297

1. What is the GCF of 345, 425, 861?

Answer: GCF of 345, 425, 861 is 1.

2. How to Find the GCF of 345, 425, 861

Answer: Greatest Common Factor(GCF) of 345, 425, 861 = 1

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

Step 2: Then multiply all the prime factors GCF(345, 425, 861) = 1.