tables > repunit > 28

Base 28 Repunits

Table

Viewing: 668 – 668 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 668: \[{28^{668}-1\over27}\] 5 × 29 × 157 × 2339 × 1275730369 × 136859903461<12> × 5685066197521<13> × 101900415621491<15> × 221896916755441933<18> × 15989769842401124501483833<26> × [9749070497197888103710779103540936050585827257716768736751949622649640431314651592938096307203738431761551316759161070150173933414000405482183703139715402958795161490648514178842086625071917362345979949286782605101421273907664485383182572377234197094231911428430902395814882436263841798468305390281186748695871324145032120314708270547752468876827126861254185238552779436789168951452862925095435145417399187978361637091586576380948181862159355016604506498610616250403071664062045075700774441295832387505904691396611571225063685132611912003003092030109803568284750534949834424800147024520354833128201410936340752702919538800127607224805180225167293774323134494683486304842968340757867188413102270267992964862137268381925764893684708720719572572584266693564741449897393116786283653881975145165760399253919082175510979126623777628969732983666990989583707934264239224100193<868>]

Index range: 668 – 668 << prev next >>