Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 656: | \[{10^{656}-1\over9}\] | 11 × 17 × 73 × 83 × 101 × 137 × 1231 × 68389 × 538987 × 5882353 × 121553521 × 6051298241<10> × 48656086054529<14> × 2670502781396266997<19> × 3404193829806058997303<22> × 36637591407529194237097<23> × 201763709900322803748657942361<30> × 669995415570582921859463287135169<33> × 18798124481332409484502894235050519095834690259132073729<56> × 38497687061346649817295117852968299620995218286740952471394479857<65> × 1447745997018511893740076606031686237538345362413531560645573104006506749609<76> × 2245236606248397162554620353530247131809555439174332456262048578539955402631665831489925370072038825037489223972536291929859656473<130> × 700476027172473264821209766822521514054070905466845296151892613951533187603891645634196734073741683247230607581692473423461149663662946076318737<144> |