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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 #1100000009115726594 2,170 digits created 2026-08-28

Value

1800766742601984592361414500150012648497599627414931322740917782985296695941204940553158269281076949768484508061864085216389228001236863296014180779194657436003843835844798056877663330531576181291792597984782302631242765836035465047726834838641563734813363450105846534246556891701974723175127202045270323801828370352550681257726485427903440216855808514063917187417013955097802355928462389152707866785993369410840510382219082861793439593754980717949723194494286688509094047987888338851947644170908583530624755401157167724730263690663287838417771885477464509994879286333139615795221648331829111656288911896735795537093443676744669016978146368659806920452016437465881133001473900007018970225884157244201510428980404623083661496232103952765202431292710153155381367748050293762538691324992702633461070937653491845394951877781471022020069520458453613736466859026490486863345894551299106527487078137921413712141168622550773423175037117241407449483221149738251931314775199791782807112619020057879948829914258466044906679362240434139074733180317685333306261556749041239479743853396050604789274300793297352283676870493460163455554797509886955227857704875149045607233640189037117796989654520688581398245205910701281908953331620190156248422588188797223706113009673531221873817089197551781187761345874701367749761771848000881738382155944635516914052743142515977452362129282220571256054277677529785722415867439054144358484774119397104147249927568613326610890840674619308273777331981696406855920531273656329301061253983860061002895032764194410301781073219315938256441656461528591045251454925336158177694271825003767410571284890485168451131257079026824682725821390466263810774188027669695061235112780380367182987932327194777328087940053050221227867781221210978313129531934326973104349792635573681073014542482593800717194650642527914229932992369654540723055097469696519946781877545993023174301233857453840758148842016791138749427478202137880537668076303702112138788034620377991147804368431550837151376284289480727200129180175031717529243263468764720609162245782068391407813678851378909415896917510538678346019191169762819703133949955998257746949535251557459454560950629465916960570338913
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 3,052-digit prime (309 intermediate primes).

Certified number3,052-digit prime
Certificatedownload
Certificate chainshow step 84 of 309

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009115726594 --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":1100000009115726594},"decimal":true,"detail":2}}'