Greatest Common Factor of 378, 155, 489

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

• Greatest Common Factor of 378, 155, 489 by common division method
• Greatest Common Factor of 378, 155, 489 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 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Factors of 155

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

1,5,31,155

Factors of 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Greatest Common Factor

We found the factors 378,155,489 . The biggest common factor number is the GCF number.
So the greatest common factor 378,155,489 is 1.

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

• GCF of 948, 917, 213
• GCF of 776, 476, 895
• GCF of 615, 929, 971
• GCF of 328, 272, 714
• GCF of 271, 218, 603

1. What is the GCF of 378, 155, 489?

Answer: GCF of 378, 155, 489 is 1.

2. How to Find the GCF of 378, 155, 489

Answer: Greatest Common Factor(GCF) of 378, 155, 489 = 1

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

Step 2: Then multiply all the prime factors GCF(378, 155, 489) = 1.