Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 273: | \[{10^{273}-1\over9}\] | 3 × 37 × 43 × 53 × 79 × 239 × 547 × 1093 × 1933 × 4649 × 14197 × 17837 × 4262077 × 10838689 × 32786209 × 265371653 × 43442141653<11> × 139708570703521<15> × 316877365766624209<18> × 900900900900990990990991<24> × 110742186470530054291318013<27> × 5331924088485663758835996822909123141656859869805374791<55> × 41581922354501494989643248990038120073192746309334167880538170373<65> |