Greatest Common Factor of 221, 134, 81

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

• Greatest Common Factor of 221, 134, 81 by common division method
• Greatest Common Factor of 221, 134, 81 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 221

List of positive integer factors of 221 that divides 221 without a remainder.

1,13,17,221

Factors of 134

List of positive integer factors of 134 that divides 134 without a remainder.

1,2,67,134

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 221,134,81 . The biggest common factor number is the GCF number.
So the greatest common factor 221,134,81 is 1.

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

• GCF of 921, 952, 62
• GCF of 164, 606, 51
• GCF of 966, 988, 42
• GCF of 848, 968, 34
• GCF of 606, 505, 51

1. What is the GCF of 221, 134, 81?

Answer: GCF of 221, 134, 81 is 1.

2. How to Find the GCF of 221, 134, 81

Answer: Greatest Common Factor(GCF) of 221, 134, 81 = 1

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

Step 2: Then multiply all the prime factors GCF(221, 134, 81) = 1.