Greatest Common Factor of 155, 830, 189

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

• Greatest Common Factor of 155, 830, 189 by common division method
• Greatest Common Factor of 155, 830, 189 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 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Greatest Common Factor

We found the factors 155,830,189 . The biggest common factor number is the GCF number.
So the greatest common factor 155,830,189 is 1.

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

• GCF of 946, 939, 307
• GCF of 989, 591, 916
• GCF of 376, 979, 717
• GCF of 854, 923, 925
• GCF of 525, 708, 358

1. What is the GCF of 155, 830, 189?

Answer: GCF of 155, 830, 189 is 1.

2. How to Find the GCF of 155, 830, 189

Answer: Greatest Common Factor(GCF) of 155, 830, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(155, 830, 189) = 1.