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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 #1100000009126951103 2,800 digits created 2026-09-01

Value

3630470003425094444750437814298582796389034937198776468843918854603142343370361414595595608646381792486440131972835354808748242947180282552428546579162321757935228452843174838881760294497009150624174560437961278569768039566420664728443347933771927832793009815428849874214677844189109475375218822671642123484769978951298901608542158872883859463376669057317962542314786909219578428261774878930583631111284952813900401200748662719110520247602089711177089857165098020774414237529496037630030180399621099886145643318495480164081771509013218123732717762207875626549044863239462652272676317911020875144692612683690969465623471201612666564172958897944919344319566203738401229767588139951415772171092059154063391656859896747935357951189105131915678204636015282522409446389758443319670591428889116416378379759805064877532392117018552661426768960842234840711704964634005967775572800805742362110818018481292528085307801216201940591886006366706728310901284132782402760660717751067751265472665478940153441468776446731685110719796889148932065138784332553424721935738645894105639623478654985894705423825208626547421336677389753472714842327578511776090241512440177134584209109654175412757551043726310029592371171474974500352822325301136399662553547343660675022299894593072290172697833342418951331645168181512925890165637783956994267538717649170746497398262879553456349701828581649436724834213746370937394850580788373656829479976134694145627009326548858098823948567862685284870867363709700417427504444951467316791700839120632072706409518363931318598527287978999439783964944134435628298366770632894753700066357651302306441199836941609089396881261449830807953396659932435166712840972542683076263026061803234489706508758822636586811498746128768060864745371968932291506591904034708494382748147576996043733625730691166556647019687080343652846092302380221566320252880956231135123520648167619562956890278953396309887283458613676436643490319845930907050050632328325558526655631552479833915718181443824789478584874308198104755330734182709648555315029072663799307436027970071016430222085373999819883531635268629374719532257385822192212110102290274317398594333075413322492991163499935802980661179051721746267173972433857681273268324389686258849464836353969955377856047158674290202126484422035774362291467093119048048294639871095152981508763454545457932454140582635219090807671872512816334531880933654168712847648879325415192622488647833137453002760347572571331477156082665767088194249805127836056793776727496391459477864979324588332401148663040364184747855973763227026828290036491246397055709087707655000224744101896410639659335691163615388942386691132580355776722395909555654735350573452670260782706895159703758521159233018696620289150722619956492728231532381723995468526240544186883334989434498720660279247976064100759405444737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 3,117-digit prime (302 intermediate primes).

Certified number3,117-digit prime
Certificatedownload
Certificate chainshow step 31 of 302

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126951103 --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":1100000009126951103},"decimal":true,"detail":2}}'