Greatest Common Factor of 27, 471, 390, 505

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

• Greatest Common Factor of 27, 471, 390, 505 by common division method
• Greatest Common Factor of 27, 471, 390, 505 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 471

List of positive integer factors of 471 that divides 471 without a remainder.

1,3,157,471

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Greatest Common Factor

We found the factors 27,471,390,505 . The biggest common factor number is the GCF number.
So the greatest common factor 27,471,390,505 is 1.

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

• GCF of 15, 918, 206, 805
• GCF of 69, 729, 194, 734
• GCF of 13, 385, 137, 145
• GCF of 27, 638, 435, 676
• GCF of 52, 975, 720, 197

1. What is the GCF of 27, 471, 390, 505?

Answer: GCF of 27, 471, 390, 505 is 1.

2. How to Find the GCF of 27, 471, 390, 505

Answer: Greatest Common Factor(GCF) of 27, 471, 390, 505 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 471, 390, 505) = 1.