Base 28 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 357: | \[{28^{357}-1\over27}\] | 3 × 103 × 113 × 271 × 953 × 2381 × 57427 × 58549 × 336533 × 4422461 × 865411793 × 1676112251373701<16> × 8061059901399457<16> × 44211612789526421<17> × 176991400091091853<18> × 223934956756993189<18> × 653386914001297841<18> × 148020807352107352204781<24> × 412037760199357579738273<24> × 9208413547092739531146589<25> × 156360521144213633542055069<27> × 1266476158954202943939940641620900406035162621873341936896701993389626620320718235933483535766645705351376410023120102646212443515986990095474489314921128635176498986826090602389078032991630088103510463798571360612620050255974451048526229293135085853077894907032165093025689<274> |