Greatest Common Factor of 871, 299, 21

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

• Greatest Common Factor of 871, 299, 21 by common division method
• Greatest Common Factor of 871, 299, 21 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 871

List of positive integer factors of 871 that divides 871 without a remainder.

1,13,67,871

Factors of 299

List of positive integer factors of 299 that divides 299 without a remainder.

1,13,23,299

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 871,299,21 . The biggest common factor number is the GCF number.
So the greatest common factor 871,299,21 is 1.

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

• GCF of 471, 107, 54
• GCF of 544, 929, 92
• GCF of 395, 604, 59
• GCF of 441, 539, 31
• GCF of 814, 157, 95

1. What is the GCF of 871, 299, 21?

Answer: GCF of 871, 299, 21 is 1.

2. How to Find the GCF of 871, 299, 21

Answer: Greatest Common Factor(GCF) of 871, 299, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(871, 299, 21) = 1.