Greatest Common Factor of 15, 19, 47, 77, 35

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

• Greatest Common Factor of 15, 19, 47, 77, 35 by common division method
• Greatest Common Factor of 15, 19, 47, 77, 35 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 19

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

1,19

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Greatest Common Factor

We found the factors 15,19,47,77,35 . The biggest common factor number is the GCF number.
So the greatest common factor 15,19,47,77,35 is 1.

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

• GCF of 40, 20, 73, 33, 51
• GCF of 19, 84, 57, 24, 96
• GCF of 20, 77, 66, 20, 73
• GCF of 49, 34, 94, 84, 44
• GCF of 74, 27, 61, 40, 48

1. What is the GCF of 15, 19, 47, 77, 35?

Answer: GCF of 15, 19, 47, 77, 35 is 1.

2. How to Find the GCF of 15, 19, 47, 77, 35

Answer: Greatest Common Factor(GCF) of 15, 19, 47, 77, 35 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 19, 47, 77, 35) = 1.