Greatest Common Factor of 155, 991, 47

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

• Greatest Common Factor of 155, 991, 47 by common division method
• Greatest Common Factor of 155, 991, 47 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 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 991

List of positive integer factors of 991 that divides 991 without a remainder.

1,991

Factors of 47

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

1,47

Greatest Common Factor

We found the factors 155,991,47 . The biggest common factor number is the GCF number.
So the greatest common factor 155,991,47 is 1.

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

• GCF of 708, 361, 13
• GCF of 662, 429, 93
• GCF of 222, 134, 68
• GCF of 511, 158, 40
• GCF of 465, 720, 56

1. What is the GCF of 155, 991, 47?

Answer: GCF of 155, 991, 47 is 1.

2. How to Find the GCF of 155, 991, 47

Answer: Greatest Common Factor(GCF) of 155, 991, 47 = 1

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

Step 2: Then multiply all the prime factors GCF(155, 991, 47) = 1.