Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 448: | \[{10^{448}-1\over9}\] | 11 × 17 × 29 × 73 × 101 × 113 × 137 × 239 × 281 × 353 × 449 × 641 × 673 × 1409 × 4649 × 7841 × 19841 × 69857 × 909091 × 976193 × 5882353 × 6187457 × 121499449 × 43735845217<11> × 834427406578561<15> × 73765755896403138401<20> × 127522001020150503761<21> × 119968369144846370226083377<27> × 417067672004431016027567793820801<33> × 707285850117624346067550937755073<33> × 217860610452031121598489279950204653537<39> × 155944009296214054100626916003794407157304353<45> × 3389990665995333265366836872252020333482336548986397735456228533820597306799173793346530834741952645058293656375786341106265537<127> |