Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 828: | \[{7^{828}-1\over6}\] | 24 × 32 × 52 × 13 × 19 × 37 × 43 × 47 × 139 × 181 × 277 × 829 × 1063 × 3083 × 11593 × 21529 × 26497 × 26681 × 45541 × 117307 × 649981 × 1200187 × 15513961 × 5394493693<10> × 5755716973<10> × 13841169553<11> × 402011881627<12> × 7396787205469<13> × 31479823396757<14> × 77569456660417<14> × 153943464633957793<18> × 3421093417510114543<19> × 55681942361860463813<20> × 8501948915136155490673<22> × 43363095901832281006261<23> × 235169662395069356312233<24> × 46987948541428377962695535792142217<35> × 569065128438043359786356384350532017<36> × 29933393288565618474712704885730389841<38> × 227556220136287506028942276770826968937<39> × 271580898086766282448529585433801057547<39> × 201787294743721846314281442542420466149577013330276774094281<60> × 1698031785504714725449851239991006033638742210349377633718830601<64> × 475538944206585535980539804545417566607080927067747336536680295999296581297671511962520732055146960253179438303597<114> |