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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 #1100000009070601150 1,969 digits created 2026-08-10

Value

2862494381505391989276862732190215866353580283515330942568094129884155603044228746783101608598261216517216691429471399493450010557987922582870709320758186921574531020656040769737058251270886431376162743344910337424078065059457920739553096348863404468603222026142004049623823702005843004943762674088373085858562137234701849348307837876184321294847461340818783775125299000220200143664135506847921117502183275537089935363486583451034826451599638645279440273698172487513323252758008807173214597514539408264386941299713909384177688467307390026337089889534012351240466837041566241700401107159333205716000895925210453085625126899304489966653776362173471155864339070389994457473268512525418309363342561581686012768887158189651779443769320202263382836006074229300401687457931953814217768594540646499844756942225841125585847091284479311556382925995050670120600060026990753450588556291256898567403544698174472044160976618789638961445079499634313226324744890456868001986899662908838713155326858153594650675956897771482601983089334542725036433132162293914512298510349442994470232376480976231435066707544107435205336453524873257105799265922885991634370337262680176734195461835466835023582746278668656861577037202544893196965636705163079871250045628189783464276186335386248662005723542827442343255073533163474639519592175422455495903994982567339583173078381542566483561072480592436959584799506387884790995757931774789776081317307047098079500688080986817740507671637036376142748259743228752043624061418158750066719363671483991367425575223218504810254929922812090108433816515954363230335834132651433534585803832794369502913820870485625249858230932885643606485350179816312385777035731627966801909710315035557570287324667899529283063355767068288289099292225618808088833878834802645691481174230287170086494454596398399728105318777473654037352194241286020088548932916533426659780199696896931404895439104850421057008575259440860139362735573063905937019791890495858413151111536668352212318507
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 2,109-digit prime (171 intermediate primes).

Certified number2,109-digit prime
Certificatedownload
Certificate chainshow step 11 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009070601150 --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":1100000009070601150},"decimal":true,"detail":2}}'