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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 #1100000009058889003 1,785 digits created 2026-08-09

Value

506612890427285018254146903697100030674072188461616421173342742955511038436422497404398193938252028112447127103404145081604989897370168419236483086397389355227184172501462945808465142541351107445719185695848578559868588399038976329588193505736661824416346489262257640629864813294620365420943331457426225745219098828286522827998128591241664370719255125976322011262611494207718278830411181282751566042587289970632266801314608048343770578746211601499507469733243940676081262688866458535121040405103258147735882676837687015182198067177437294053812208795186759075162322328586507120962753234000610125079852976794876698086122798400821085868360643701996410238229302404815380806108835774577714392068762644223562688506264071447885137218936294393972604584716435059015207699959444024694148644555826430705235420339503411285592703030010107673615989888776222913939468259573095290356072671828032109582341260678688313647944871633954415200229138305451791706340631985619071034428949985737411674762764736856440184967987061251398449869152051311420819249782777565736355794756044543138789693779464012685638086074158004989099113215315871138593244922425636629975369317133133405246940890859778388485396441552801057958268070506852697264759183141680416753244092406457324707917551016572642079564449816711349683110822057419086914323677950347805694245196122119217641623762260468256787485686464759488727330467717416092266956457287679995051409031293421258943989099366206658025797550437399408583468946976369009029135360724479221125283692137412034698580101670395768431727700938064214119193853985988793645879871646547477642287391390319540018086769241727807271748052264576111126026337580112417905160262471725161339865629367947143545635944286221422918722544712457139460209393339626577325701439773935621686235592989320585011
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 2,260-digit prime (174 intermediate primes).

Certified number2,260-digit prime
Certificatedownload
Certificate chainshow step 41 of 174

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058889003 --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":1100000009058889003},"decimal":true,"detail":2}}'