Greatest Common Factor of 165, 971, 399

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

• Greatest Common Factor of 165, 971, 399 by common division method
• Greatest Common Factor of 165, 971, 399 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 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Factors of 971

List of positive integer factors of 971 that divides 971 without a remainder.

1,971

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Greatest Common Factor

We found the factors 165,971,399 . The biggest common factor number is the GCF number.
So the greatest common factor 165,971,399 is 1.

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

• GCF of 869, 578, 651
• GCF of 840, 726, 612
• GCF of 291, 994, 446
• GCF of 435, 809, 878
• GCF of 952, 866, 649

1. What is the GCF of 165, 971, 399?

Answer: GCF of 165, 971, 399 is 1.

2. How to Find the GCF of 165, 971, 399

Answer: Greatest Common Factor(GCF) of 165, 971, 399 = 1

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

Step 2: Then multiply all the prime factors GCF(165, 971, 399) = 1.