Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 825: | \[{7^{825}-1\over6}\] | 3 × 19 × 31 × 1123 × 2551 × 2801 × 3631 × 7591 × 29251 × 159871 × 293459 × 1532917 × 10873501 × 12323587 × 36647640811<11> × 31280679788951<14> × 2429297864813474051<19> × 1946951063386221338821<22> × 12693290410476487467046051<26> × 217648180992721729506406538251<30> × 87055474380291744025754954110081<32> × 5457586804596062091175455674392801<34> × 13108478445679585187945846562792720732451<41> × 152254207931524870640907264181257222395351<42> × 2157644074550275307484702004222152061719537437027830110852488340087151<70> × [793045730572393502172048883610013029137514400251565295249539495595423532345691034624380468084323011656101661134297118982968096832890128827824936758157650817377867493834377653575412103324088280662737545414313690372978946812359789486774618668437978825087627177138717279144651826277357541660369618063587186951<306>] |