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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 #1100000009060722545 1,558 digits created 2026-08-09

Value

1135257401950059404844681406508390262878230277993251760860854942359598352567716206155860078456953626495208563274100623463256704066484838926971025485659356461067992327225735304157651218922436127636242893922905918455419722400898448930582190652469589127701584403925476668056068797695445057878850676267169940332509931940240577169909313385130203359945650912543535953054145033021063805273561089710406651777464455400611441542612911877870661455979154084376910257096708778740617767425353619801292400892279349576695135076059755017286918177251813958784781725676081453633960732569453034190317994955406843566278958083824089917449123304056045506771397486149890659684738488809675807096189250147623621706699197758744114737876419692653135891222665219225585032196188292250243464545968331976526756810987344992590832644293238910205240749719980477367466288112785027938829129868892191305252980365360861801715887615913104098932198563221865877034541486383401393652267075933648074809516571413330163215840558188485971935643351688513152988722057311125495649331471904943341122886929897425629831220686466541817964052553128601750726785648859931757000287260616846222748368606605142104764566425911484187297991025218434962769043571897807046649478553016832052596113297493540411691592658988629389293054551215280850940920881971544442144348238939751937693431031833443683337916503360867230958050591312473885410380822197970642909371661540865253942727516674483772102928240155371348913247180920665638132475065886378629674668296303674543945385258262108706666370786641239384832444839425618011417048187
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 2,557-digit prime (187 intermediate primes).

Certified number2,557-digit prime
Certificatedownload
Certificate chainshow step 72 of 187

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060722545 --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":1100000009060722545},"decimal":true,"detail":2}}'