factordbrpc · fdb
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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 #1100000009112552470 2,628 digits created 2026-08-27

Value

123984036579448775163079576666095018241961312537315239794176884996707313384961282761812855503343569080289745674727522194951293263576331920074601439834152176412476452701504592083646538477432290197693064875053212456933953588207779835662355045739666194346007158256022220443923129730613442920291270117085853299413315898623717565273044743976686873447709080113583832366179895108212917712996450104716813505981326225083366827784709617962362943868840561145409444127929113263488077536806555401627734950904843849143964914142066792219265506871683334955649551864688078928301788287983968621475827802187586581460873516535418361382368208483631129132674716680564048572728848550244160008746165137558531616691443817763000157397107845507958537519678601954851893486336028233716285908463262227189999202276948236076976995456110002643995277936730009432657712108586722180398067285897166528066747236736803414616949213721566459955373886096406927565820439020602863242925725794764096477766752747921304287546624841947281866049057560377697491859552601232334427684049223263878442451510332188044591388426960783198338111330610674618022810870968695256026240646064486025947731679680920986883071108295035089894030999217543405642775218195770329729202736140133452770093970334779749427071696335145865743508068749015095776008535127085221248076327810579802355902666871034788789930540933214198179767046531969228066778925553492470720780733023829069773724876509616235727734874935639390694234897568535885659904650888927265634852506766187821248079444543864911137036016618751324475134052544629264157288148250513770616619863832858802960614177542566584274656167109968419646581044409451286290208905257720295808262779832545087186619493132161482866151873060993686182802969787451908244894267802891852656385619183855544068828880853599962797602573212437839637555831551865088920694182785648315914151052788213972337608758825717772477326432215811797180758956938454409518053681455040158863804750827008661658123435590151159885463334445222993030684239937281728746968895040113917886129259669854982237368617665504372718776549914972999253381924966745607554999287964266532642885772417475901904636667362574532279629599607254160062153590116054182878488381113464668816712773232297835190112109057348097006209240168417172070667356653838189711341348296388385849458895238078838507173958919152922312406676451174886908676572760268287809269369168887677576212719908742023808028010120411207740038450335566038400740640655390374496571451793174222157964257418314440196874088883395568619267878554319342181630871783081451708267083350528336841716719340674354460486256846391536097896842886094593671204509261919919
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 3,007-digit prime (215 intermediate primes).

Certified number3,007-digit prime
Certificatedownload
Certificate chainshow step 27 of 215

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009112552470 --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":1100000009112552470},"decimal":true,"detail":2}}'