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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 #1100000008674972926 4,383 digits created 2026-03-09

Value

226953307813930332638935450108780169262733338845808052934024922276043221561771297760597097915471451681726821085333816008138552056833220101442977114568720547560760303225201240456180573316051618279546568176005679806769175351743924573542377962230228956991812033224780548472443105315459004705229108499362242918105554255319750329263651781873822678144220628466947994704371541674372245667962351347496232612463026025628925457632800944580112023258736314350155280497012457271569543810569094503907671878234364403276014256530814874178923918458283868490519059890914514237538927805492045140513178484813303100865054388101363876788135871596244143092655526208260976097585779935496864000893412534126154852348923512162677488927095349948105865527683821027063874189214021481889276748173294928922514385318779228629786315586215399415501235867799970810193283199754609742672650276369984317375236114679275980704518934897808618081046248669285976722661892692230010209763862561080997852316888411797578143877502511656292339351746679129595488817128965039491617490120957011451008416811201468648050223869796673912205364186444866105888848092035302198966597735889927529970633186249567963987441142361685865304910972851401022927128168347609017667822768656203812290708389676560148275470551897236198749302823692867717084248780722746760415557669810694144134950195410791610451537706750654542655576426124037418027151706338231376822876201171889353477681041268922640048547681028199982258412970764914263636213631187396307773399930355508576105155327584485541183372797823816249873458058403742248911963761284925522201537140425976412981691510603179262117822842672033952403841507375257475236268735451172178084834881354171643541290034294252649125345897701628178862635643916345546845762419063288633862223052833352249620976344511158853630691122067719496802417679409345500369302801665330713042666112519747776896993989908380983635138958790162213711250662826396666219144884558193555758319842296457898529838388370940162771770975216502027848389961752413860995647394837882113921044157539161796780590374482924229282422841029507168206350202531450031629352876679209585105344183340984760243567030912702790614757088966536735353266849830035934851733890818882191847850355289185823168126642830605904897675176598699729713689611919701106159843125667702501197157565513905852523968124491102194587846924156115511006461034664451480758044242441266031950135970515238038461046230909354558983642852271181508509314249392101404649375715911907859730808505568431050496170835063132754555011037257017915722057997583125600927634795748187848502529117773883400597834119492594003264496692250005567561299776752856262310352227913883659885368557123557816906500244113451775826414706576223361630754099304373801524006291956225029278335363441660734998310090912198066687161471556441043346304840475397285387932276872473521239133747911346416076752379736462400499990538740877550541044379456912521010845103095325030038232180654329077542429312882042568398875520667721819723831493012963306475091096205837352727769891284578738622431177028890437588538854729546727412239926884948446855632168386713908502396204526064742006488798282738690408558348361133111356652597761322351495928758776361372798990456614038273953786307395185422017451851480974791297345701605987474465997915453321505981389702294143430374664151836375059908029850402679417825788768716836386233264006781016319981174241098840763613352872981857487850982578008609217985578003809143361886892500863764556811188348701813468119140720092339912278100357789224035595291355947020636413384390927628691260662612627333424513271590987790721739071510731375962593550098361168963280902281647551535535978981958690836998506570086152540304053941473762065468631144306727117823595189215624597149511602527027803276612238264080772373601212018792863307295429498323092406721690291786066921351796429386344748027219420156988114850217840666641288089636878463505796656918322135027205242677216050169597866809167688955442033138677982584896289625941868878524722201294177174363520411827514554229705736599965962741530005960612702882375437768728110658012787417576392425535021941044264470065887953440855004137168651934220324935437461007911588961536796776879130903889445552967052091919686237622034733485527726571023209121264348451097178966161999539415506750779704116490577021642883427388462072241730318258117104396858130220017424338863065713667310774326324462891009
term 385^1695+384
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (4,383 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byFredOnCyc

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674972926 --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":1100000008674972926},"decimal":true,"detail":2}}'