What is the Greatest Common Factor of 221 and 230?
Greatest common factor (GCF) of 221 and 230 is 1.
GCF(221,230) = 1
We will now calculate the prime factors of 221 and 230, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 221 and 230.
How to find the GCF of 221 and 230?
We will first find the prime factorization of 221 and 230. After we will calculate the factors of 221 and 230 and find the biggest common factor number .
Step-1: Prime Factorization of 221
Prime factors of 221 are 13, 17. Prime factorization of 221 in exponential form is:
221 = 131 × 171
Step-2: Prime Factorization of 230
Prime factors of 230 are 2, 5, 23. Prime factorization of 230 in exponential form is:
230 = 21 × 51 × 231
Step-3: Factors of 221
List of positive integer factors of 221 that divides 221 without a remainder.
1, 13, 17
Step-4: Factors of 230
List of positive integer factors of 230 that divides 221 without a remainder.
1, 2, 5, 10, 23, 46, 115
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 221 and 230. The biggest common factor number is the GCF number.
So the greatest common factor 221 and 230 is 1.
Also check out the Least Common Multiple of 221 and 230
Related Greatest Common Factors of 221
- GCF of 221 and 225
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- GCF of 221 and 229
- GCF of 221 and 230
- GCF of 221 and 231
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- GCF of 221 and 234
- GCF of 221 and 235
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Related Greatest Common Factors of 230
- GCF of 230 and 234
- GCF of 230 and 235
- GCF of 230 and 236
- GCF of 230 and 237
- GCF of 230 and 238
- GCF of 230 and 239
- GCF of 230 and 240
- GCF of 230 and 241
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- GCF of 230 and 248
- GCF of 230 and 249
- GCF of 230 and 250