Base 31 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 452: | \[{31^{452}-1\over30}\] | 26 × 13 × 37 × 227 × 2713 × 11527 × 26669 × 67801 × 103137361 × 51677116609<11> × 60124116791<11> × 438407124007<12> × 1055898946867729<16> × 6555482051012971<16> × 10693692662134337<17> × 146745110362406117<18> × 23648465806718506529<20> × 385119537751758936697<21> × 603381002763102412489529889101585796017476365695183<51> × 14757215047117327622283734058394333691061099750676669545336951843347<68> × 66662536191598938854817414473947493746284932527286427494467290603681496730818510667710681027<92> × [1273999365480692512256529542744030114106983361928950186641759624241403277536581837663436720542746239153905024124300942317007959702782906205194743496539037614533913914664945531185448633559902318573272300697633331715999504033853332675934446496211136754717407841934257882962507648622550112224163497<295>] |