Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 512: | \[{27^{512}-1\over26}\] | 210 × 5 × 7 × 17 × 41 × 73 × 97 × 193 × 257 × 577 × 769 × 6481 × 7297 × 12289 × 68737 × 76801 × 79873 × 275201 × 280321 × 1191937 × 8972801 × 15687169 × 21523361 × 96562177 × 96948097 × 339601921 × 24127552321<11> × 3167109739009<13> × 3838349202433<13> × 70613232600577<14> × 138424618868737<15> × 417640990866433<15> × 926510094425921<15> × 3913786281514524929<19> × 153849834853910661121<21> × 891206124520373602817<21> × 2492798330262060062236523521<28> × 1467449053598297037054624388609<31> × 1716841910146256242328924544641<31> × 40954545504988911659715489116607926436750337<44> × 165456058625467287980204466925838136186989569<45> × 91730834648442264377552298732808331695683871942657<50> × 203695477794463228014369620419696263361911608462368989475975777502209<69> × 981004788669949991871068995425500177889328762432695454583255564939865638629734168577<84> × 707275264749309881405141965802671548079179711820351316861777644606207216944972589404100097<90> |