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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 #1100000009030655314 2,263 digits created 2026-08-01

Value

1671549215511425539290947359034266403703973850850816712063147278389347298471132298092042587221923228559669591053917851982659273847035165495282122397434199022508469424236486102270750977622978844382835970014737548224527619093073458179045261947788946943012064970378741104559743933626181260471477901347828958380919872767188535249775351109501006643428567734660139887259908436631096972670279830160104062021956583056043884417002646312665521035776329861974329385110895049062674837252338843634649003912763005261784542762131068487124294344136127353311873943949663249649283520810775296364279357382778357690615544675072750788884577679133293831099172808491656254116332149682370682927013539165238308156467945377843704474042484713295297593120549271815415914867528748513186428306065742105895927195927325898072181507637944886625557996190896042670378138224701279543734341028535126153273235244954372439839962838644782476529989816196358070194797821113702278282277739132077878408809173567348716513312006619223848247192047007974776887322173276194754518984349373600750260990682456459220148138362733437609655966954493683401712824392483724645226458798571508454587177176876134809692428957479673825021084858012585493402273488058074241646347065131561081139906785145965648445048133375217342472107733596063945710627835055550947283842141931675739247777401316580454949128103046176764549493695915712053763005823317480338317848196187368441290857097661481203534297395625892231132390243072710373914620606848395999741452650130936723875321667942493774823114924245404183872011906796225006868631635507758164733138031095341104491364550608618157763950851188604689504714065597860805214734469922762976921116112229726335676677744871858659539853758698152484373354922493930135302012346609014491333560310014387413371735324312566556763679519740557324134342973930046825538169695061115992201656551286127450443462500526284438613447997501517618074607943392518548990547968480701544070171430041236562631173943990216447395770880259823149437287350079545116507440335819154004398542923770403080038532030837171073349228603625812922227482608900820169044877605362021340759269303979122205222312567144949428202994493037622556970724281722250538645034218954471843999414905963010946653500691713631205481454936028321932925179165403
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 40 of the certificate chain of a 2,776-digit prime (208 intermediate primes).

Certified number2,776-digit prime
Certificatedownload
Certificate chainshow step 40 of 208

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009030655314 --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":1100000009030655314},"decimal":true,"detail":2}}'