What is the Greatest Common Factor of 289 and 308?
Greatest common factor (GCF) of 289 and 308 is 1.
GCF(289,308) = 1
We will now calculate the prime factors of 289 and 308, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 289 and 308.
How to find the GCF of 289 and 308?
We will first find the prime factorization of 289 and 308. After we will calculate the factors of 289 and 308 and find the biggest common factor number .
Step-1: Prime Factorization of 289
Prime factors of 289 are 17. Prime factorization of 289 in exponential form is:
289 = 172
Step-2: Prime Factorization of 308
Prime factors of 308 are 2, 7, 11. Prime factorization of 308 in exponential form is:
308 = 22 × 71 × 111
Step-3: Factors of 289
List of positive integer factors of 289 that divides 289 without a remainder.
1, 17
Step-4: Factors of 308
List of positive integer factors of 308 that divides 289 without a remainder.
1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 289 and 308. The biggest common factor number is the GCF number.
So the greatest common factor 289 and 308 is 1.
Also check out the Least Common Multiple of 289 and 308
Related Greatest Common Factors of 289
- GCF of 289 and 293
- GCF of 289 and 294
- GCF of 289 and 295
- GCF of 289 and 296
- GCF of 289 and 297
- GCF of 289 and 298
- GCF of 289 and 299
- GCF of 289 and 300
- GCF of 289 and 301
- GCF of 289 and 302
- GCF of 289 and 303
- GCF of 289 and 304
- GCF of 289 and 305
- GCF of 289 and 306
- GCF of 289 and 307
- GCF of 289 and 308
- GCF of 289 and 309
Related Greatest Common Factors of 308
- GCF of 308 and 312
- GCF of 308 and 313
- GCF of 308 and 314
- GCF of 308 and 315
- GCF of 308 and 316
- GCF of 308 and 317
- GCF of 308 and 318
- GCF of 308 and 319
- GCF of 308 and 320
- GCF of 308 and 321
- GCF of 308 and 322
- GCF of 308 and 323
- GCF of 308 and 324
- GCF of 308 and 325
- GCF of 308 and 326
- GCF of 308 and 327
- GCF of 308 and 328