What is the Greatest Common Factor of 75203 and 75221?

Greatest common factor (GCF) of 75203 and 75221 is 1.

GCF(75203,75221) = 1

We will now calculate the prime factors of 75203 and 75221, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75203 and 75221.

How to find the GCF of 75203 and 75221?

We will first find the prime factorization of 75203 and 75221. After we will calculate the factors of 75203 and 75221 and find the biggest common factor number .

Step-1: Prime Factorization of 75203

Prime factors of 75203 are 157, 479. Prime factorization of 75203 in exponential form is:

75203 = 157¹ × 479¹

Step-2: Prime Factorization of 75221

Prime factors of 75221 are 19, 37, 107. Prime factorization of 75221 in exponential form is:

75221 = 19¹ × 37¹ × 107¹

Step-3: Factors of 75203

List of positive integer factors of 75203 that divides 75203 without a remainder.

1, 157, 479

Step-4: Factors of 75221

List of positive integer factors of 75221 that divides 75203 without a remainder.

1, 19, 37, 107, 703, 2033, 3959

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75203 and 75221. The biggest common factor number is the GCF number.
So the greatest common factor 75203 and 75221 is 1.

Also check out the Least Common Multiple of 75203 and 75221