Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 525: | \[{10^{525}-1\over9}\] | 3 × 31 × 37 × 41 × 43 × 71 × 151 × 239 × 271 × 1933 × 4201 × 4649 × 21401 × 25601 × 79801 × 123551 × 2906161 × 10838689 × 35120401 × 435288001 × 30703738801<11> × 182521213001<12> × 625437743071<12> × 102598800232111471<18> × 18525843918490695886751<23> × 57802050308786191965409441<26> × 991474271662986957800680951<27> × 15763985553739191709164170940063151<35> × 4401268665169140025731821222935000987130551<43> × 54442267778748734853078961420361450411594669214709944589849727424959801<71> × 186243861617073980885505452610064684612129749201325732764290050555482397120222194754557152744180256772035732524938930620412706217059111157975741996041453725977078102648969888751<177> |