factordbrpc · fdb
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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 #1100000004895550775 1,189 digits created 2023-10-25

Value

1991987568700256787163678955768350464990323585549929492032121612015002798857848180893442774072236034304082055568196155753684602430200602495317462113905136990955469124777255067597359065480234197489038499866045140876573196292886287781583745891024015350112192360829625258768302435682599884578548651653712283648302958801801976683708405782096576610235994370781233688217029336550103508193190421920046997465050084569458016571174676247027669083280428522466969540789420435865642377824021531382197028074236159109629053300436665469533876542004765290609696228422811425267289534719154137631599769098189561232876910580171282065268509028683444630189448487485018945400824707410832971194740485038843081893329933796629140595768695482382522657761365518226608636068423014454485013563646859974878326037092258960699875558874521070893277958784481364674490281158024832306021886832076173526994865055524283877611862223636804449361780273923698076794683047994954376763741143197645679629184303265661200670638069482302506937488772711573148750554624319337798556494031557396640078970299427293840771923839547026755076957000524628833667424328283974681639349905555076486078900636291884696597983336992068949987906053422229613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 102 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 102 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895550775 --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":1100000004895550775},"decimal":true,"detail":2}}'