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 #1100000008799243723 1,379 digits created 2026-05-10

Value

55927246303781714587158525661915822558369129673895942027662217333888006636668194057464141424371876049043592903608766950760937716497735390591777304462118597629485618610475007538367544718814341785489151668532704205353762344090414992520872211332123941647822001126928328115560877369038972027629028299715622359504442791556184302422543624833689201463882113851078024974538137948355557879769535413213569604328185787618033717126549076454621775177022795014235847345367871147523327463649046741941317491505101387236368630837575355244867636892486055677176589361328843808219098363167991875692515444525888145764599607086900237797061711484263738458128534368649732034812525630440331797542147731531972900775452865064496024091036025463886284220655706830435288542761450624988943875062929981910895547297470208324985968946960482723711215463790137608169743317460166237525661829375382320397322007896773059496308554789131282297600372473989521409778832360352124028028894947378993221449621816228058201661025099696844646713937447112154968421665896461552212856302298026143931064367666875490214917229434369246417588325188314114883761176631857532081435949763229874273700878412438727385297965238933338192679983525635801594403348327392818038747766466808674970444179822475372186934019205382951174877826286901640825797461317657913253520956780549742345078199198466438485312865911866207178865501758768563774037805721
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 165 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 165 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243723 --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":1100000008799243723},"decimal":true,"detail":2}}'