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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000008715664345 3,676 digits created 2026-03-30

Value

1340910837687005663506076222204414346788457769039539333017602293878740307887718779560903846335360445030508681884762688373743983256700362858108754428408562502132557746260167973604504390453097113020448698873720028060958797374408453869743979021134423830839945898768580835605723016767001960851546998007934250402691203988006304024028365831585407455243147644491095037565903787471221671724030059769005923107142774408615314190034911421788233275482229986476379295968709966621529280044330248798976633509228913237432789204195516618446693553963436375086732328108055274399412574395489822371540952319871607216343124980600987551445842764523105886245419727292438621430639794297166523351867350010171189433737141705343716399260867239844108202209912020315382900929359250668309219212683719934641824482791299404813431671032356825564858342709802390536352888886077639510134740047257192619088821824804766717008174528357162288688040311352538167104654636857068841842894132457640511343329541138422436788966159871064652231434966845970362147913524484786751827229648295550794371005613658548246677750412675214034255163686651143947001511653483803116460828798877863677274379284100587615848294499552735608464563080854294604187321836349691262977119049696797740384521137444899662724407635101461776503612772232148742213968317177974786115815231129101141655510727911792798617821717760511582794755764778136705726426217195856146764239827474299295069941638471842053352256579187801006549045974756660757242178198583693262399074010257892306864613134212168644952544122531992139883265613727046597253219490675588921271665516293495331561334507622077921284708274585065713862481958136757867631142868832518353095101426532302919678292516152040694044791907799454264361899814028920999488387733847670986011909924596062783858169995018842415131808344776808244685856752940548737733187253286736541345039018732568737656740550714327764422209190974267422829189856517896113044908642279900593604249938193096349437493838304876247936152849577624008232270043411031457002387310825996467450983370023904854083871828687248899399614268454357370435301578370885453522926803501142564203824949341652303577702246785694854883418484194980491138131138017529689428187183074372597055030441734869912934827650712805868123222455799031454141613784779971958997010317397811812224802362070913165143304612345096910160506616728659375251678346777259682667882837758651555555330158224067224242937093823539909983558894978064075129069826556960340664209295620559658599375379500716446092866282144027344173239767197361084462636703601920940563424784219362177548903435356803036615041227250091975779067323144936067393598151500891610490038934604928792120264769196887243126968408385738353790364968218348212674296579725388477278412019785749181079056862782984240192454473830522259980484508622667395073146513081518042040999294942065273191221654417155738158291108946819050863696679539459638123444680277762448887413090500497107686509133913034338986259734218069691834417143939221561609104782958721783228023988989676338722411618233569758517384997134216163337167617192939066311312763084921006867159068107272858102936764136603009562843248122243576755766245463375370037442468954325782350180692065988846426788842803073380950360079024051168413773350377826615614403773719975616905614509801691624198957363690479802659232102605120672807582879907108521431176752261398093282702991387016186015532115884033152234167368950673319912070093264706538178685125196773742837047554697598348404233915944366807263868914612072305726814973438683326570009127988267430437835356800637549554825174386011464120880580349275906035397102124709958090725421235963597882450053449327020216391008807442147659389103604343578031
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 16 of the certificate chain of a 3,858-digit prime (245 intermediate primes).

Certified number3,858-digit prime
Certificatedownload
Certificate chainshow step 16 of 245

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008715664345 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000008715664345},"decimal":true,"detail":2}}'