Greatest Common Factor of 138, 445, 16

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

• Greatest Common Factor of 138, 445, 16 by common division method
• Greatest Common Factor of 138, 445, 16 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 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 445

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

1,5,89,445

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Greatest Common Factor

We found the factors 138,445,16 . The biggest common factor number is the GCF number.
So the greatest common factor 138,445,16 is 1.

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

• GCF of 415, 851, 95
• GCF of 692, 290, 36
• GCF of 424, 929, 85
• GCF of 509, 374, 29
• GCF of 575, 441, 59

1. What is the GCF of 138, 445, 16?

Answer: GCF of 138, 445, 16 is 1.

2. How to Find the GCF of 138, 445, 16

Answer: Greatest Common Factor(GCF) of 138, 445, 16 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 445, 16) = 1.