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 #1100000010595901499 2,315 digits created 2026-10-06

Value

20138219389356090084519410573067539746789781715195517717618678465717793007525053539117649295412973053451491159150409644286235917249868133778890598192671259998155545950298038748237435584781773107197070086899819049136828295512038662850790272434204717805942407586437633677616856696220306897386185525524019196473187389254421005126029026540864513103622904223005501315069719994446810158612325074642096005405055468687903051881747716388113656062993676075979832552379336670111295946727570087231439893264211673629150233851768377124675213764408149379732358990208106649524497546668537048696805936915582771136816388171932999582116570492880140491042229002426211121184877908514456439784166957970077575652359123842885163462794775473412364789384734372908691545067899149761613085335891694391906421754578819967880625642485623320891029791429165922873077657309610492670790367088945626428377472102971438890335352133614809854576667874303055982935443121937562639027401084745350339828482072092430668357102041164801259540057957321945797904494387459954421681299466530330012008920172164616463200049155292330178691937507824392053555450713028577912479462350824397214073487299376051968164647343059174083235094846793865821706953969474827659943125770472240352353598560479629508203402619605926133457165302915444982351029690154353791351013698748769358645920756906441141500744801093545707216868660803406412822408141561732810141148189990175056218154226942241952221811814815432201624790391912657625609232498479821890615910577819943945367511452009408730214089294278884760063451163313197729320060220725463002319942661371183156298658413019251742716535777869324429423023205459151478922994238015748447765455982971685918867644458052557965238462418056474419612749743903551066611369380991454711826725738940795989989984148728801470258956233781707133642899239484231369835849253423925739000864156309508906629231712386420906088273689584488304093672963647183264119415351691084260334585868707966838139101436662109997860876068909778745885194279605686086219688303011268895180124936236885962131220298997088444183469921533533653952336692815396520793294729415040170051793452969440937010283888222097204393487655197368840818291665626017851932380452296371758541591614919848522141373412668488974734111443819080633235350717181370943246952155168870688082105333874415503762154313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 67 of the certificate chain of a 3,195-digit prime (230 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 67 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595901499 --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":1100000010595901499},"decimal":true,"detail":2}}'