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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 #1100000010595852319 1,821 digits created 2026-10-06

Value

637176769428585932705118012335916975598545740036939859981065029455683679144006980385011615134433919281802688425779492047807374097396052642033896178768445146415753186796324923349501844858008226776442700364381319130467701374014565855271284005009692085028707724094840630272559707612481319083612817935667728889247258790793450638499657245672948135683754452585406771337235241146099731411155831429215835451566912847625943801144637093308646517986952118229167911494561773106385574170329687405300366519679399516591814914754227252244653085004022100508050196967778918660416517367800588782263295845989355131091949724614581956727581259271736688189121558390386779007354356680693490094913413874624053132884966298825840051983031360068687055496604256004831270079477472356772203465912504494503306893655528572426256263467294081839731003370930273390237490947505489280862014741207283838017580085329960914379569339816093568879406469959519899669831838370404980423019914469659502769952994733382748161643566459412651575601231480807454420751851465625057422797505664620813900300096215224145859485777484064402409227896891228143073139305973995462190516973308443578852343833128946041385998395917193118836361732697729951262479411394059493740308767346650350589030683223921456107381252083901774236248197272409685659595404092121488219216944509249745723425240817245185718267315021029633982344099255219511681955392193713982250047137734043279059868388947708344154230742680487483101581025997614906298539241394899510395780330311503718777177672282427530560975948247339284633897222504422933708260228470521057822470766051519160106200980617128242271931812205899122820184035508402852243635121580550536308980206777762021975124869694831006672447426874351186170660257559044941259372004193414651971776328739898940015888128371238626149574908092175220679930336727242326357
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 100 of the certificate chain of a 3,195-digit prime (232 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 100 of 232

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595852319 --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":1100000010595852319},"decimal":true,"detail":2}}'