Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 290: | \[{10^{290}-1\over9}\] | 11 × 41 × 59 × 271 × 1451 × 3191 × 9091 × 16763 × 43037 × 62003 × 9605671 × 30104611 × 58765601 × 77843839397<11> × 2433146345771<13> × 17996132431060961<17> × 15589280974996818911<20> × 154083204930662557781201849<27> × 80684370001269698853996151670133742711<38> × 744909731145732233993613931089059528977143716201<48> × 97862727665480231246011008935563207741144491224418517422691228321<65> |