Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 364: | \[{15^{364}-1\over14}\] | 25 × 7 × 29 × 53 × 79 × 113 × 911 × 11909 × 16433 × 18617 × 157483 × 1743463 × 3706067 × 10678711 × 16655159 × 24002161 × 30313817 × 124074497 × 151747597 × 1539711288259<13> × 4454215139669<13> × 94672331640797<14> × 936800875930739<15> × 10640666506292551<17> × 28400566606484437<17> × 1362994807554784478667299276197993572887434945009<49> × 1751898328544152699647421291268992709749362876250277<52> × 147942065001188398502019487195834636987665140291857921681<57> × 5440621885034330318778478839415616555458671468782370329796566159759476954703650419877698214434733<97> |