Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 402: | \[{13^{402}-1\over12}\] | 2 × 3 × 7 × 61 × 157 × 269 × 1609 × 4021 × 138959 × 586079017 × 556942300417<12> × 1093561021297<13> × 3215553577393<13> × 28376556792667<14> × 1195860242597359<16> × 14137511716656949<17> × 22136066578997222579808068663945748427<38> × 46832111174371450604616850217838043873<38> × 7213463499437577647267326183042302804613669934521<49> × 2013393420475714345095525582072020227623794191091449696187832075139701772800389617895301847<91> × 659847540444630280700221566332809941621404654628428570463885660158335045342286909035474163364669523947880556341540876318969<123> |