Greatest Common Factor of 38, 48, 21, 445

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

• Greatest Common Factor of 38, 48, 21, 445 by common division method
• Greatest Common Factor of 38, 48, 21, 445 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 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 445

List of positive integer factors of 445 that divides 445 without a remainder.

1,5,89,445

Greatest Common Factor

We found the factors 38,48,21,445 . The biggest common factor number is the GCF number.
So the greatest common factor 38,48,21,445 is 1.

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

• GCF of 18, 47, 86, 693
• GCF of 80, 97, 26, 522
• GCF of 39, 75, 66, 233
• GCF of 71, 92, 45, 700
• GCF of 27, 22, 64, 900

1. What is the GCF of 38, 48, 21, 445?

Answer: GCF of 38, 48, 21, 445 is 1.

2. How to Find the GCF of 38, 48, 21, 445

Answer: Greatest Common Factor(GCF) of 38, 48, 21, 445 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 48, 21, 445) = 1.