Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 415: | \[{13^{415}-1\over12}\] | 12451 × 30941 × 176791 × 1383113 × 3914309051 × 6552108811<10> × 23865476792120731<17> × 2453091703768854989561731<25> × 1386931777883518057046869588983880892136291513972206972463883515737484028199438341<82> × [821633911200197886848773593623354336577746861760446074663993354878493772965135867034314010305980957129915381154416128291942328864423960657743669764949201111435255682499587163718329812275535077080411906754885034547758606259590858815605497852229820451481210833643304333325947261632376531871668512985711<300>] |