Greatest Common Factor of 77, 89, 49, 402

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

• Greatest Common Factor of 77, 89, 49, 402 by common division method
• Greatest Common Factor of 77, 89, 49, 402 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 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 402

List of positive integer factors of 402 that divides 402 without a remainder.

1,2,3,6,67,134,201,402

Greatest Common Factor

We found the factors 77,89,49,402 . The biggest common factor number is the GCF number.
So the greatest common factor 77,89,49,402 is 1.

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

• GCF of 71, 67, 84, 358
• GCF of 19, 71, 51, 274
• GCF of 66, 66, 10, 604
• GCF of 80, 77, 63, 123
• GCF of 80, 40, 99, 251

1. What is the GCF of 77, 89, 49, 402?

Answer: GCF of 77, 89, 49, 402 is 1.

2. How to Find the GCF of 77, 89, 49, 402

Answer: Greatest Common Factor(GCF) of 77, 89, 49, 402 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 89, 49, 402) = 1.