Greatest Common Factor of 64, 18, 43, 289

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

• Greatest Common Factor of 64, 18, 43, 289 by common division method
• Greatest Common Factor of 64, 18, 43, 289 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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 289

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

1,17,289

Greatest Common Factor

We found the factors 64,18,43,289 . The biggest common factor number is the GCF number.
So the greatest common factor 64,18,43,289 is 1.

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

• GCF of 95, 63, 72, 531
• GCF of 78, 73, 50, 957
• GCF of 72, 55, 54, 411
• GCF of 59, 50, 39, 987
• GCF of 92, 24, 15, 458

1. What is the GCF of 64, 18, 43, 289?

Answer: GCF of 64, 18, 43, 289 is 1.

2. How to Find the GCF of 64, 18, 43, 289

Answer: Greatest Common Factor(GCF) of 64, 18, 43, 289 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 18, 43, 289) = 1.