Greatest Common Factor of 39, 42, 58, 661

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

• Greatest Common Factor of 39, 42, 58, 661 by common division method
• Greatest Common Factor of 39, 42, 58, 661 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 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

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 58

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

1,2,29,58

Factors of 661

List of positive integer factors of 661 that divides 661 without a remainder.

1,661

Greatest Common Factor

We found the factors 39,42,58,661 . The biggest common factor number is the GCF number.
So the greatest common factor 39,42,58,661 is 1.

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

• GCF of 87, 25, 94, 164
• GCF of 21, 73, 79, 975
• GCF of 88, 72, 51, 465
• GCF of 65, 12, 44, 335
• GCF of 36, 33, 75, 906

1. What is the GCF of 39, 42, 58, 661?

Answer: GCF of 39, 42, 58, 661 is 1.

2. How to Find the GCF of 39, 42, 58, 661

Answer: Greatest Common Factor(GCF) of 39, 42, 58, 661 = 1

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

Step 2: Then multiply all the prime factors GCF(39, 42, 58, 661) = 1.