Greatest Common Factor of 527, 918, 428, 21

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

• Greatest Common Factor of 527, 918, 428, 21 by common division method
• Greatest Common Factor of 527, 918, 428, 21 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 527

List of positive integer factors of 527 that divides 527 without a remainder.

1,17,31,527

Factors of 918

List of positive integer factors of 918 that divides 918 without a remainder.

1,2,3,6,9,17,18,27,34,51,54,102,153,306,459,918

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 527,918,428,21 . The biggest common factor number is the GCF number.
So the greatest common factor 527,918,428,21 is 1.

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

• GCF of 470, 299, 621, 95
• GCF of 106, 804, 209, 51
• GCF of 637, 766, 412, 30
• GCF of 780, 417, 920, 50
• GCF of 902, 129, 285, 58

1. What is the GCF of 527, 918, 428, 21?

Answer: GCF of 527, 918, 428, 21 is 1.

2. How to Find the GCF of 527, 918, 428, 21

Answer: Greatest Common Factor(GCF) of 527, 918, 428, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(527, 918, 428, 21) = 1.