Greatest Common Factor of 70, 25, 42, 458

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

• Greatest Common Factor of 70, 25, 42, 458 by common division method
• Greatest Common Factor of 70, 25, 42, 458 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

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 458

List of positive integer factors of 458 that divides 458 without a remainder.

1,2,229,458

Greatest Common Factor

We found the factors 70,25,42,458 . The biggest common factor number is the GCF number.
So the greatest common factor 70,25,42,458 is 1.

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

• GCF of 75, 74, 63, 183
• GCF of 91, 81, 71, 236
• GCF of 56, 39, 96, 672
• GCF of 60, 46, 16, 562
• GCF of 80, 83, 10, 543

1. What is the GCF of 70, 25, 42, 458?

Answer: GCF of 70, 25, 42, 458 is 1.

2. How to Find the GCF of 70, 25, 42, 458

Answer: Greatest Common Factor(GCF) of 70, 25, 42, 458 = 1

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

Step 2: Then multiply all the prime factors GCF(70, 25, 42, 458) = 1.