Base 9 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 608: | \[{9^{608}-1\over8}\] | 25 × 5 × 17 × 41 × 193 × 761 × 1217 × 1597 × 2851 × 31769 × 101917 × 363889 × 999553 × 3302353 × 5301533 × 21523361 × 440889377 × 25480398173<11> × 103528103847937<15> × 926510094425921<15> × 278733912072436804273<21> × 949456477544482173089<21> × 70945297549386869505761<23> × 6146882553142467387897861024909476639233<40> × 250272761143311058597703576135359356044386723731019905317057<60> × 507451442443788899165240329482668362950054541832902585238747279444641<69> × 83778923989427602290731411437705844572792550119941730716001685988768161<71> × 32990891518133362378854564542825073655336151528510643798205504766309351769228392513<83> × 1074691369856481045701654315673304848763073442638219830643543307058413894234961193537<85> |