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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 #1100000009058252855 2,113 digits created 2026-08-09

Value

1346398611177325704604757133714132748101130964163585287683720458416235416629280750250356126862937734803768878936219618042678597390252289186154541891488509123817164602131356787715371426897308907521978282716271307014912009855555371462974991524517447050964751464221625593935448045031239366854599848054870734624413847129815842002866245876391504613177528522222886202192893888751417370786333272015150546563414961131668744541204140904520635379308471932382878451695070000329097571925520271250161242456928099628088257214032783276594407423692825957898942900442565763261649005472971501853973394924208295881410609860673070632930264886334347013414723829035734060069616151952098169140688606926630403291267911651636255278817437019413605955549598520545820103174130132355934151604895420567951125963949512014853575347359221518234969809137113673336707113952336476884297040906134955038112089811831872533925583617731342224305144872423139724997108968259062232563060513973643389466153067161801498950170710812343010719329674257083440689751610371319909893329494897578808163008481149567048740921642512038322640810973241854074759766708930874204921868008776295341387592174322341701856399886525008801449980771573348362010699152683985645942160949123241487146605902218971223631176543526081049016867145096783050030904649055223709280642219919234257178692477757727476513521278340929460030071576586153731402084570583160939290117856563015580412188732592653770488270075660383898764355245282052291256880252351061506991635891951913529702129217501807988306021728753120614291755570645862717575431283343915364440528688541446894370620877989972946951676048373532552607115740011910081890746328267122408590548448827531340840379910382352279511769744836501347738491500971224062920672492956258874540259895941833716628380249900741457962538296064332277568999113804777842055078844252774935034208992241100262891878263675990743878351023547692486712501981264883209774302618938670802969190295772537209407126387609175119784528520722429219598276007183563063851427547819208390333357980131098462926944965217850600229654712316232047985041725008002074503062699101472950682601
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 2,362-digit prime (175 intermediate primes).

Certified number2,362-digit prime
Certificatedownload
Certificate chainshow step 19 of 175

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058252855 --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":1100000009058252855},"decimal":true,"detail":2}}'