Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 164: | \[{17^{164}-1\over16}\] | 22 × 32 × 5 × 29 × 83 × 1231 × 892079 × 13365673 × 62919257 × 18798033503<11> × 76203249126187<14> × 140606605811723<15> × 960217114820653<15> × 18469031047049514697<20> × 10954332408956399140877<23> × 24821478090552196435898319754140494997374970629103723349667559694755876740933<77> |