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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 #1100000009060825957 1,910 digits created 2026-08-09

Value

14845977333889979074976264897678282525426111133017955811256673687191021667056937082125591698578454302816339978428843517643548908431117405447405326952006093487716693845725656827033986004578284325860173065465705388275690470112895419083949375298793980725035646440542038025303558360228128402380698799822776695512050604779978268171045228097186729342353448445874633659934471189685635121796905046551489965880740774962453487279016530668159899018413502687591048197343728456320418901535571039726763464598778820656263239053764520568154232588638310562885176144340261018153016052774355150782643240692675462298875997002531448587469280492405975796286969146175602007128653246998469430250076994625192491532672801916334963002079772507418488596055669796377800202542992527240245656920955916001766825306865976589817945648430647837066898714210852413483989560768060397396399885789955329207828087599946180146669901209692722642948849892574641737293668583382757846835028839133270825287601729016102889059389493095808338154929647056400689630988522554939092421863842314594109567345260498206747522996970124168443119731959716386090249040198453057043202109046471093517953875270561850873931935935815698963435026270410071529793652925930391452268095769654230738381881884633435655268471207748402055308335851579476579604266729717619128883878055857382092368978661957961787722236921196160385800086698438137904979125059849854490902199751472754946555077356773999408056760557407242947897443131882873058819222626092380275742719841102974004838045078482366806745688911229627466706280127183123853319909967771612114833104044469682769960906744487339936782765318454873972113852962848222128945416694407752035805319620014568340791050584283315123060620336961464631513015969876709600002127117808661552488307291117682451530212628909346742126321378713568211224801033634042251732486128776894254293051620148043310576281012852364481480427368038157050060240531897928711
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 2,900-digit prime (209 intermediate primes).

Certified number2,900-digit prime
Certificatedownload
Certificate chainshow step 74 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060825957 --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":1100000009060825957},"decimal":true,"detail":2}}'