Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 558: | \[{16^{558}-1\over15}\] | 32 × 7 × 13 × 17 × 19 × 37 × 73 × 109 × 241 × 373 × 433 × 1117 × 1489 × 5581 × 8681 × 16183 × 26227 × 29761 × 34039 × 38737 × 49477 × 140617 × 290657 × 384773 × 1093681 × 1437967 × 529510939 × 715827883 × 2147483647 × 2903110321 × 3770202641 × 119232435043<12> × 775844757937<12> × 85384915399027<14> × 833732508401263<15> × 951088215727633<15> × 22415398357688737<17> × 658812288653553079<18> × 4611545283086450689<19> × 1141629180401976895873<22> × 2034439836951867299888617<25> × 6444365376140611199022187<25> × 1159786009184278940605658153872708441955317<43> × 16876658717031589479860902742568825114336243721<47> × 1889440425670100451996180195442651130966948029537<49> × 5044431472991211132544770955090984134282493499660909556594405259712669425779471283054687947394215350281511348728591839481091974900025729584333616479636179049917177152679058163683044005534409315456855460849498321<211> |