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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 #1100000009075030761 2,332 digits created 2026-08-11

Value

9626347068901310387507615516771206177582004601961073877052048798221170715439326116556784906017814810736190428386829388550982041162424806801000060546455387304698290001048695673069707885526026729592275572548446208377083024944502094008695738603991825103625061204100324031996824374099437171993263119176322937694939632640720226808996836181416383492956300699746916031884372232223250265235580611801841519342185859121669252501430455712172130255940911577476165657604973727537903448616145206593625273334471296972278840248109530783787069668868109851922589459397798833502976348906657742907381205800752986384661810824888577932969173860918076115351776788703367255845908537901104751517073041644901879725029541812376286855309826262558467814695895686284968026035436464647469293673516426146042501582093445982955117348935078104562150893308477283618699003874852865666096935059776173874016487109942519381048362772879048582965533985909162113629110201196141550965144437104310270732269167882060287688068307512434020625009462840170311169539769125763769068209630890605017624445173050684843389294086130143801201327463569228408719481993337903521012620792909174207485003556746887881013238193123310711865634033908711645756831325344817527253490667190150958588198303349161499829198480308790476496779107370164030619043395270618670286168598043989618108680925141111874972217753863758547497323763573468955313628129574486238736602164503874240175756794625667713935606320191908854838340832926136429077898990624747311831282813534210438738319124408770546848328127667661818355723758622501517214467318966506628373366831980991959728486358737968511436181483150391970685419364485396672739603826381718032912292554179469390437916639159106607026986946184307898115912541404983107177782829041759481851674365663700774711510973044119061241601283320919881505501753240274221126238739824600251984078580445142201722689623439742959499020691387686445299594818785302478668352432146966422538563754647471786956048171529881380850929242512519530058449627125972300875347616142128552608395458800769082743399011653969777292162922119176697326496705141737943158775640554547431812069601197658594381473884855690300643871069774424037991502234210380350812362231992181302574682309761867229166264615746869182532343004399060749642261358301764140370318693842910357824617462552480507747708689285876334346258109
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 45 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030761 --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":1100000009075030761},"decimal":true,"detail":2}}'