Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 469: | \[{22^{469}-1\over21}\] | 7 × 1609 × 1877 × 4691 × 126631 × 16968421 × 3159310638577<13> × 149975938430081<15> × 8255235237766441<16> × 1249062980399936843<19> × 772984350552229340405744597<27> × 70755410793125394866207615998447<32> × [330061361952097361163944404434192401837403710250415347261732640090253584738443747048387119355116308365215913049197873875102790283216570087311857046519641949944852047639094607879704966977225784792452689920336866831849664531562667220725086035705155071718086238336551018578383002647248161624327700722337979699736870025853820252898749156303377363500727081084446085506816197619238784499061715677868058619890923737501815303481768010368410757362771975670216364792514012328658660827241771802289<486>] |