Greatest Common Factor of 48, 27, 49, 645

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

• Greatest Common Factor of 48, 27, 49, 645 by common division method
• Greatest Common Factor of 48, 27, 49, 645 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 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Greatest Common Factor

We found the factors 48,27,49,645 . The biggest common factor number is the GCF number.
So the greatest common factor 48,27,49,645 is 1.

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

• GCF of 71, 87, 14, 510
• GCF of 52, 27, 75, 197
• GCF of 54, 10, 15, 736
• GCF of 53, 50, 14, 504
• GCF of 29, 80, 62, 583

1. What is the GCF of 48, 27, 49, 645?

Answer: GCF of 48, 27, 49, 645 is 1.

2. How to Find the GCF of 48, 27, 49, 645

Answer: Greatest Common Factor(GCF) of 48, 27, 49, 645 = 1

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

Step 2: Then multiply all the prime factors GCF(48, 27, 49, 645) = 1.