Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 228: | \[{22^{228}-1\over21}\] | 3 × 5 × 132 × 23 × 97 × 157 × 229 × 463 × 1489 × 2281 × 4789 × 9007 × 30097 × 45943 × 200983 × 341203 × 9740503 × 23967703 × 734186407417<12> × 37795766089771<14> × 97404596002423<14> × 654963203993173<15> × 7620876557151037<16> × 58167002655376561<17> × 200188789766890632521557<24> × 669693649188482333183029<24> × 2951364922875749801318096593<28> × 60360789169110390598049974785037<32> × 9830363024458563001450439655386473438265187110509<49> |