Greatest Common Factor of 64, 81, 55, 745

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

• Greatest Common Factor of 64, 81, 55, 745 by common division method
• Greatest Common Factor of 64, 81, 55, 745 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 81

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

1,3,9,27,81

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 745

List of positive integer factors of 745 that divides 745 without a remainder.

1,5,149,745

Greatest Common Factor

We found the factors 64,81,55,745 . The biggest common factor number is the GCF number.
So the greatest common factor 64,81,55,745 is 1.

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

• GCF of 72, 54, 51, 734
• GCF of 13, 41, 88, 575
• GCF of 23, 39, 76, 344
• GCF of 42, 17, 67, 331
• GCF of 86, 94, 95, 786

1. What is the GCF of 64, 81, 55, 745?

Answer: GCF of 64, 81, 55, 745 is 1.

2. How to Find the GCF of 64, 81, 55, 745

Answer: Greatest Common Factor(GCF) of 64, 81, 55, 745 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 81, 55, 745) = 1.