Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 530: | \[{10^{530}-1\over9}\] | 11 × 41 × 107 × 271 × 9091 × 538481 × 1659431 × 2040723131 × 1325815267337711173<19> × 47198858799491425660200071<26> × 3961565781890816563346704051<28> × 116721153193946736160194298023751<33> × 9090909090909090909090909090909090909090909090909091<52> × 2526777489848353556260463473948408884731636893126614892491647668607221061047888823703614571160074916162049747740059809135560066761697620048479221189904530026582759451<166> × 77107617210954370104069968894119072505511691158429086125012492642916812022149182797672604495991177026837559497474202270574990595009382397953651406094225451401296484645995376241<176> |