Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 253: | \[{25^{253}-1\over24}\] | 232 × 47 × 67 × 5281 × 8971 × 12207031 × 215556321311<12> × 332207361361<12> × 390782201041<12> × 42272797713043<14> × 4586605887769406257148888900423581<34> × 75458741165755163938354406143932160485170968091<47> × 63639858661524160076707327760542007934944636560107530801798041<62> × 792354594195568565297313789020300100241616756754114980755845049659473252114054341357731910108675821183384311348946372430040850204947728933967<141> |