Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 903: | \[{5^{903}-1\over4}\] | 31 × 379 × 19531 × 66221 × 519499 × 18471511 × 149930509 × 1644512641 × 1562986310551<13> × 3595452428681<13> × 172827552198815888791<21> × 43955934961951833386625799<26> × 51349797354047205216257689<26> × 453098474981964966729037498128705243871<39> × 1024695328986282069992499825233134533904997483977104628437112381314174950866343474485790683881553166943169107370165052251<121> × [101030644126807085792789993583245729303437182421802117530286921549835030861774673920421168735129673189717272504504221487075021358159353065415181569382565364022938831598360694535351296694485498987615098294119068032403651491368841207904850008773921975615549481203920240828336822603590479976023291492013089930864003055507467966263143859<333>] |