Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 415: | \[{10^{415}-1\over9}\] | 41 × 271 × 219303431 × 3367147378267<13> × 630959088384161<15> × 2583267906383511978058229561<28> × 9512538508624154373682136329<28> × 96357627407011709976598813958321<32> × 346895716385857804544741137394505425384477<42> × [261303170609166961870833353197319452742083188495425470443116205149059965590890802920923145030385813494945363983612185905845709127145528931993925593080949313402553373531578454918262787522163337580121989141035408071913518532786259694883399588818921<246>] |