Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 630: | \[{7^{630}-1\over6}\] | 23 × 32 × 11 × 19 × 29 × 31 × 37 × 43 × 71 × 113 × 127 × 191 × 211 × 421 × 541 × 631 × 911 × 1063 × 2521 × 2801 × 4733 × 9829 × 16381 × 51031 × 117307 × 154351 × 159871 × 295831 × 309079 × 934291 × 6568801 × 7777981 × 12128131 × 20801593 × 67979647 × 603926681 × 1506625093 × 1527007411 × 2127431041 × 11898664849<11> × 77192844961<11> × 118974628711<12> × 125096112091<12> × 338640865331157691<18> × 450798894542150330401<21> × 2643999917660728787808396988849<31> × 42693162668620904426304495389707999425601<41> × 24391637204467995942644375209216533440485081<44> × 81100046671047825473632514344303596216101400961<47> × 209871374792186849753839874144989286670321472111<48> × 2033034803888055726445230114553270244165337029096390454675774087035171858170921<79> |