Greatest Common Factor of 19, 64, 23, 139

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

• Greatest Common Factor of 19, 64, 23, 139 by common division method
• Greatest Common Factor of 19, 64, 23, 139 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 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Greatest Common Factor

We found the factors 19,64,23,139 . The biggest common factor number is the GCF number.
So the greatest common factor 19,64,23,139 is 1.

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

• GCF of 89, 12, 95, 560
• GCF of 16, 22, 19, 780
• GCF of 31, 59, 18, 510
• GCF of 84, 58, 33, 477
• GCF of 17, 77, 27, 319

1. What is the GCF of 19, 64, 23, 139?

Answer: GCF of 19, 64, 23, 139 is 1.

2. How to Find the GCF of 19, 64, 23, 139

Answer: Greatest Common Factor(GCF) of 19, 64, 23, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(19, 64, 23, 139) = 1.