Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 241: | \[{23^{241}-1\over22}\] | 1447 × 7970353 × 8758231129<10> × 4810621539543121<16> × 19413199945630268064665413461948212702149543<44> × 72331086851419812507799456936836696576115434897729685067763050432928957216634828751541379810733521418703824235836518446032337230835493060278215840116267516892861478961331632470413776713276892038762169515155918015834237288369277947765437990289946553<248> |