Greatest Common Factor of 42, 70, 661, 877

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

• Greatest Common Factor of 42, 70, 661, 877 by common division method
• Greatest Common Factor of 42, 70, 661, 877 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 70

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

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

Factors of 661

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

1,661

Factors of 877

List of positive integer factors of 877 that divides 877 without a remainder.

1,877

Greatest Common Factor

We found the factors 42,70,661,877 . The biggest common factor number is the GCF number.
So the greatest common factor 42,70,661,877 is 1.

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

• GCF of 50, 57, 929, 757
• GCF of 11, 77, 939, 985
• GCF of 68, 20, 873, 631
• GCF of 10, 35, 421, 337
• GCF of 10, 41, 438, 233

1. What is the GCF of 42, 70, 661, 877?

Answer: GCF of 42, 70, 661, 877 is 1.

2. How to Find the GCF of 42, 70, 661, 877

Answer: Greatest Common Factor(GCF) of 42, 70, 661, 877 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 70, 661, 877) = 1.