Greatest Common Factor of 402, 199, 421

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

• Greatest Common Factor of 402, 199, 421 by common division method
• Greatest Common Factor of 402, 199, 421 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 402

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

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

Factors of 199

List of positive integer factors of 199 that divides 199 without a remainder.

1,199

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 402,199,421 . The biggest common factor number is the GCF number.
So the greatest common factor 402,199,421 is 1.

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

• GCF of 818, 742, 868
• GCF of 534, 295, 295
• GCF of 705, 143, 117
• GCF of 257, 278, 902
• GCF of 229, 971, 453

1. What is the GCF of 402, 199, 421?

Answer: GCF of 402, 199, 421 is 1.

2. How to Find the GCF of 402, 199, 421

Answer: Greatest Common Factor(GCF) of 402, 199, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(402, 199, 421) = 1.