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 #1100000009053591969 1,437 digits created 2026-08-07

Value

127620267779635550914461240977857071032200691309195315445669237699884557986949008545456879834032503079225292676394546065032482048948217618121771029111279603813540838824742265389257346749482001910260228447963019815209245139075230413103941977857276781488549335474832663744879892925551251610856426203592269135267194261205904512575113096341248255093994812502111165089130720323968327545803618166367051316850990256648974177980378159433096606176722109611115923390372946636680113064176241821596109808014458073104078637786509799667575651825764661957175599764658275088507695271086857000266617236068668411396570277607958237196150331472613198758957768021698564136977238219165490646871914368125512047745416688145695131065732236873695227589386016249864157794101045196413539135109547419020869127349254753728508607465349268445100936439487979123963049236133680258845947684431569890505813138525251426183885468855241124898455828837693171673146733642048810639178407758577477870505884661395568555130489526698066165076161838904751298107459399805994658975985857105874669857862897048174426321070330606190080570908044008458903378050083444846071301132718701231229990947121577899633547525357373238517144861476024748381457602486494801088368195729816165163674416496830975948485601874274961186088456385531667770405922735124249981890229552001934996066964666739028500575883152961802759137114881958642537864439019418438133439145908574172493158623966080649498620883299859
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 2,203-digit prime (166 intermediate primes).

Certified number2,203-digit prime
Certificatedownload
Certificate chainshow step 60 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053591969 --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":1100000009053591969},"decimal":true,"detail":2}}'