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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 #1100000004881839949 2,081 digits created 2023-10-25

Value

10055238606756863957721408620164487451307199885667046584241911819772790024329419404508553048095744753867806855966463620728174640651372063471053693420599936193310139238574210420519002276844664126829507795342381777036213094974502662998158530080008527019917027106645010035609440617636755634672124893671076019590098607159950713362942717676436738076254844813678271408778457808593330905552659739977512795532681641939708623861236693558595331631188808477762475104566346132317532456998703943783892446412174335946076819539077985353366417309462710459447690659327498616416612885781550396864735771006085317870223849593690177821413166850561576691977366291592701022884199225365771534773210616125649769826189612545800995094829455325245990517974862402292278874863985025914772075432862092474978678838194830832731483243350316195531521354042835966732354810453390113752798232044170453646876523988408348613129027675377438510004486686762880843648674994519437183245763575471197577313545836250019376301813435788990367337746640088235034149742290068051897265924443304104303810089866239850235564432264602820182306553811492852043004835682483694715909548306111499679382135372368801438742513537378532447876809738138306480115733908981687818099132577236468440279604650238239979289698456900549240138583333725601615310336776146419997517340845536675940745890145475518094799271187930574361179001218756635800216097810625681561752222571130285214148031308835417740031010199779418625768904888635675151090173246659515824293713516924371765766148710773163884296716265730832574074996716275025874124129904204211757955314601062130981006515305731788692781094683075850114243939186453492413132076162306316013617652176257638408945471656684467346010076791566971463667948785928972854065009557406430200666341634572370039838113023280904510864929920772529105360457630664757115205698030739500001123550910117445561290730329760203883329878693978625408523195221954271779226242568880433672696171712089182450607294355873088935806392483088661053725622533480735379469695574302801494365341391809706404773625742762727522566119456052441242691838223
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,349-digit prime (259 intermediate primes).

Certified number2,349-digit prime
Certificatedownload
Certificate chainshow step 32 of 259

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881839949 --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":1100000004881839949},"decimal":true,"detail":2}}'