Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 408: | \[{27^{408}-1\over26}\] | 24 × 5 × 7 × 19 × 37 × 41 × 73 × 103 × 137 × 307 × 409 × 613 × 757 × 919 × 1021 × 1871 × 6481 × 12853 × 30091 × 34511 × 436357 × 530713 × 956353 × 49637281 × 129159847 × 1138519513 × 1743831169 × 6213394261<10> × 35106034213<11> × 99810171997<11> × 282429005041<12> × 883139339233<12> × 6458150122561<13> × 3833564416504313<16> × 133395235891527691<18> × 123343105382171675857<21> × 129518276313630399553<21> × 187668407555352123529<21> × 28090626041813012073462457<26> × 53958784909638588059956801<26> × 211063205771765084788013164175857<33> × 221200680720606092053543425481471681<36> × 35607030658709229193260575885656871661172155836614988480437189045361490821238551017<83> × 67887499498798661235969543448610820681044663058689288590295414647758020991204399304465493568245709993386960139948900337<119> |