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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 #1100000009067906564 2,067 digits created 2026-08-10

Value

149526885901223497196071605391803358807712351728541488976364000516045030437766815420570120124543723635821923011899575519613198295932128488387911686655542608984629399010546423244490500602057370011205627620999077717187618192823788024918790286598857412705012512253942742794788423952882950507657221973988431753192438788436786290806504222584406660921797096364203161432730237753354649855666621882508114020405123313621557199142393409326296569501217622422429353383676034953837576558447273111663230816109720807255873708440268677088721274621101772100051661242462834241472930754833953628023160948094434217273172189351899056354782330420153362618994336553187850541694738661124117379860982405290949072427589427656283018793660748021796810755674207496023364354916022755730910190875269821673946488736709435321080318815218740859609304215746335943116478611679410355847896148609688690974117792830970028273602676575968651755700075799930281304654112248877110549354584159149757831202640025314647940288618025932761298827628479463556194258651029913345063886653078181481070521757351846757520304177083926854454694003854737080401816175626400985783483959786094938683027589014144993897333506782395671173114353555002006210865264242269368088177725483936294504453720362501643919260030920085710371115425242152240194421676797893129019188665787688899867981652950757499740068983670943507447273886600865914594990416335602087493083205642072221558513253503173099748471714632125483344494774147909847294974006875652386784315867756324047122812669071727138894138429239824120559155308063982905698745302155131574522034988534948009873050236577235293862330344503886056886889440628224921412244841887119808838702437784378908033387309564736182093509159555953399825954415300243106648592393325798767125516809812717050761264918016465233624478526337161220938543807305099780936328738678740203486586309292463082890434573497122551209279878516154252881531500047292347989459009936068989811792054192417299427650427247351163930030627170620627526112791995665774019578599454782971955449144537738817538796808115115122413728935799677
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,927-digit prime (222 intermediate primes).

Certified number2,927-digit prime
Certificatedownload
Certificate chainshow step 66 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067906564 --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":1100000009067906564},"decimal":true,"detail":2}}'