Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 530: | \[{16^{530}-1\over15}\] | 5 × 11 × 17 × 31 × 41 × 107 × 1061 × 3181 × 4241 × 6361 × 51941 × 61681 × 69431 × 15358129 × 20394401 × 24082141 × 586477649 × 1692645313 × 22625755121<11> × 29324808311<11> × 28059810762433<14> × 31213331016701<14> × 197748738449921<15> × 1801439824104653<16> × 378827137612775441<18> × 10920513604018498900801<23> × 23678936375488328669921<23> × 593783678966863030035641<24> × 20946001591429012199281424246257<32> × 33716583668208510447368101472499412321<38> × 36614110124735294634435619027766763481<38> × 1007715965875748226745472989687556259131<40> × 47565948855249030607648469764544867603199396453249495641<56> × 35351698852365362729277708709411736429331825475280098826058592241686725380104073693172180196006134386204303478188597578277589346893015099734841385128698761272567599243116243055438794350515416551841<197> |