Greatest Common Factor of 61, 23, 427, 421

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

• Greatest Common Factor of 61, 23, 427, 421 by common division method
• Greatest Common Factor of 61, 23, 427, 421 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 427

List of positive integer factors of 427 that divides 427 without a remainder.

1,7,61,427

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 61,23,427,421 . The biggest common factor number is the GCF number.
So the greatest common factor 61,23,427,421 is 1.

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

• GCF of 87, 74, 814, 367
• GCF of 96, 98, 738, 759
• GCF of 71, 72, 750, 772
• GCF of 63, 46, 295, 364
• GCF of 86, 72, 906, 457

1. What is the GCF of 61, 23, 427, 421?

Answer: GCF of 61, 23, 427, 421 is 1.

2. How to Find the GCF of 61, 23, 427, 421

Answer: Greatest Common Factor(GCF) of 61, 23, 427, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 23, 427, 421) = 1.