Greatest Common Factor of 58, 21, 145

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

• Greatest Common Factor of 58, 21, 145 by common division method
• Greatest Common Factor of 58, 21, 145 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 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 21

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

1,3,7,21

Factors of 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Greatest Common Factor

We found the factors 58,21,145 . The biggest common factor number is the GCF number.
So the greatest common factor 58,21,145 is 1.

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

• GCF of 15, 50, 929
• GCF of 28, 13, 177
• GCF of 62, 66, 251
• GCF of 74, 22, 977
• GCF of 52, 51, 928

1. What is the GCF of 58, 21, 145?

Answer: GCF of 58, 21, 145 is 1.

2. How to Find the GCF of 58, 21, 145

Answer: Greatest Common Factor(GCF) of 58, 21, 145 = 1

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

Step 2: Then multiply all the prime factors GCF(58, 21, 145) = 1.