Greatest Common Factor of 42, 90, 625, 406

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

• Greatest Common Factor of 42, 90, 625, 406 by common division method
• Greatest Common Factor of 42, 90, 625, 406 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 625

List of positive integer factors of 625 that divides 625 without a remainder.

1,5,25,125,625

Factors of 406

List of positive integer factors of 406 that divides 406 without a remainder.

1,2,7,14,29,58,203,406

Greatest Common Factor

We found the factors 42,90,625,406 . The biggest common factor number is the GCF number.
So the greatest common factor 42,90,625,406 is 1.

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

• GCF of 83, 51, 770, 802
• GCF of 58, 96, 877, 126
• GCF of 56, 38, 641, 911
• GCF of 88, 96, 321, 218
• GCF of 47, 71, 527, 574

1. What is the GCF of 42, 90, 625, 406?

Answer: GCF of 42, 90, 625, 406 is 1.

2. How to Find the GCF of 42, 90, 625, 406

Answer: Greatest Common Factor(GCF) of 42, 90, 625, 406 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 90, 625, 406) = 1.