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 #1100000009067331726 1,511 digits created 2026-08-10

Value

71258908823715265240335766978284861912830743909683322988413028492832418731973859026905092367851937908153364752513959995534889210389910051980005062797273413404111244382347413962051949363163640229540676961167960800058025098391171272750417505729248121224728728985772084378506574016990202932839793536470745299006114644718821552323785882297068857071778119212457374529245528916286439670009626982334809137641914551711705274824502338311472525615832442894222779260823541234603934537441255307185574215324036485691018965513205361347577784692704624213155413116212061032226544449121162354436602422547508400969560807248394693144599834495306471845986171020650826149867523256017087796139875730847841239276957900083273901594130216473118560639924305188070138561523103938223207311268839724444422724933859359936955167450527198655192420870864548906471408969088945170542444364985936577237186275962005968591685771537633921148621757987991143677498201972594897709802875123057179768231645760709969483013707533520297839145247051182554906267045791550447148761671296059491071153987404891472459175140455861249884444823863342928648078504687448072867255303590344390139120754737397117810060266494795363345961712715140447123537742505069655792014661052166805979053919924366970664014751392012112134224391182698946790482611409171998059528014791888816770532925890720653701119902710280933896750109314776132449332419014598710652041284522222455565958807222176296317924117025530933807546299904771780980714440282824920317788020632309729875141460004815887
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,733-digit prime (127 intermediate primes).

Certified number1,733-digit prime
Certificatedownload
Certificate chainshow step 20 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067331726 --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":1100000009067331726},"decimal":true,"detail":2}}'