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 #1100000009055287057 1,607 digits created 2026-08-08

Value

77886173139248139821939122243796259336352663403801729883036596378540800176493936477441067063459719568350289339948678872785661527204456254363072206708984481650580803519389284034946189611675880484133430711070602926007024195187831965827179339756752154591091281263478637611466018665791813145087704773398981546112360416285436731358475214836519134460449516775179342361736365938831079167626676371767499429167893194690971416882923343545526633327882757355254615348564889159959530419551987725386227701197605012260198074893474598500138091385069542738044322627874113236346055206566879608142308401575674276106401656036062489056612635415122399334650721167819850611907578837220908503593050542230555417488104989420066710538592210641585392041029425385383304374880199973495811964656108419146322355586846783929375141499275285062316902134793620955828311518422377975941140119692824515234942732559725498913074062820284167590658635517252600777003922839598051101701549864586491221169189379111040256543001384512277478653137740439462147467701841614393603315673864283282649413705981407654266531544590065431173287894219997357523460669829915021993383230510625064747589212790342334587411515005456804609866405760840416347791024240595339770780619385930477070323969585022880435285355099156277903356626352965384596800515439932374981732854274631999145338610277332889737022368799651475061670060813164467234856699964832428556559328735107725971636407216371154440944579429223438458057484226377488526608489444747028088122900191731011775542510204428749064604805790464444146235971751178816213570361373134870504905299820797640942286336321956775097983
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,639-digit prime (130 intermediate primes).

Certified number1,639-digit prime
Certificatedownload
Certificate chainshow step 4 of 130

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055287057 --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":1100000009055287057},"decimal":true,"detail":2}}'