factordbrpc · fdb
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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 #1100000009017540926 2,559 digits created 2026-07-29

Value

155859496110701424743870466220479027348286286093987120594781316982457237861902524046328553196682994361071807124438003611229250068010826144980610552958665227664988965259519708121277880746458756952141379616059523745941025720675448898245538412009649830680184349934414062689568942326064952697326258478683529670044475143870068651239227752132895525910541478684302304056562125325093515736146885799549565777418651364677084467256324887098051906044622941668719675838282769994894265587025983687770711096168064497102181117112727109730417784465329685190720151749840428064497973131457693422711504093562630850612349727925871557711997951415970854374278982418376636829065866138620537750217230743222867753336988482127799525771385254796772149023638364776834556175080595853154209242532607821285025898641166916505772022137169086944799035131636261166975461863840869138183123620643680672502027793098307682057959600865427891257717672237333814941512767401159269337843475410321997441892814397453008514805672746790695340736204120452573770989292762294063722951767466731549884324167863400450154157615582438016465581743759294447632171763734424682845125476503895675173025086839403846169957368330549355382125471911147064559003991955305718046051216922473264429963020053123029825032411600001970172861947930058196990192064594063018998479037488776737548679821307021911775496842403199799668146262967232078081200452647450754893823126131489609253961263119800953852992567349375751457300657590725635386294002371676264491733724687182399360978172797290660447449275051967972679782852367875698843198979875743745554713756994294975178254830402164486683426258936824452299885384049309777140945281708246287716050606995319837008819895680679862847668711233708447407720797348835978038339923798399953861097933370148937287487571522997389690065143813976221850192765719562085029702067384189070474793860359112196805238019722946953820670197634018675405431481871474191053329480013480358177767682020765647531119411752083589022650811629716260698655753005816452620713051195517261039884448052714382882687755104657337486800032444145401257282549475609147070586257104186735490286014477019198102535546061072159388084961581739567753445040305684203047988649751402280869943283711384067509636030526713732006447939459451172037881643655810134964066481818455512153345206779842846198557904450341111165695893123737109540380371733620304859936208816131659938605681018021077709942507889895277366258025536639313619170681563989779773168664768414379599217462971654956921060589811487586923149059050103256047324747400612393434125010805302656859
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,710-digit prime (203 intermediate primes).

Certified number2,710-digit prime
Certificatedownload
Certificate chainshow step 11 of 203

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009017540926 --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":1100000009017540926},"decimal":true,"detail":2}}'