Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 537: | \[{3^{537}-1\over2}\] | 13 × 359 × 4297 × 56207 × 100957 × 19510643 × 291066066130451<15> × 6779963644378513811<19> × 749352523284764318713<21> × 8568932552695444750981<22> × 161868664744491655705858963594331<33> × 475397205540953687028104590513677195842929<42> × 3781211417654006448343913131826466715878844770812796591644083345578552346384709701<82> |