Greatest Common Factor of 289, 153, 81

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

• Greatest Common Factor of 289, 153, 81 by common division method
• Greatest Common Factor of 289, 153, 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 289

List of positive integer factors of 289 that divides 289 without a remainder.

1,17,289

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

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 289,153,81 . The biggest common factor number is the GCF number.
So the greatest common factor 289,153,81 is 1.

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

• GCF of 296, 672, 92
• GCF of 934, 484, 75
• GCF of 245, 988, 80
• GCF of 604, 228, 79
• GCF of 683, 141, 39

1. What is the GCF of 289, 153, 81?

Answer: GCF of 289, 153, 81 is 1.

2. How to Find the GCF of 289, 153, 81

Answer: Greatest Common Factor(GCF) of 289, 153, 81 = 1

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

Step 2: Then multiply all the prime factors GCF(289, 153, 81) = 1.