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 #1100000009075279561 1,375 digits created 2026-08-11

Value

3257676170890299576089639529475558566717617373637975683286517610195768557626843993420400076436760238544353673786852096854474691620958819734848517757166741910041914708664109787591388877574118201698108149939689166156528078541374655523239086481666258705785762459758445503414300663965743807564050801694939200222549536281788436576522588033777228353895688743554583664989843486696162738673799216738222284880467022240401304727232176608453906999223942788576102494297862685176796960912494419823337173523378869228288656393602242035841856213796982828077195436157561799646850987145984107977886201769156705989632570140399750191458168267334235540124058891421110027221396776253516533190178227934040479545536732139857492677529847101801823735514061081463805116302854726153332485256109190612285819419243920955394365700011777776774173482640540967959616636392103538610757144806160121447319860560315641074921964736761130373463989235457510945138644944974217287281281585967372047019152002843057734387258852653940337437284443310851594088421317420932995893400814529887677432927082995662885650719247282607269324881321401337275387949019582331758864914603191335867638055891955117050276404125331112350996096130348858888153191463043111552675132843810832428178799781773798137790403257027296278003943696286868279352151614018640481222680820642752776353092588177793038522054002158932208791158708164589721586833
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 103 of the certificate chain of a 2,656-digit prime (204 intermediate primes).

Certified number2,656-digit prime
Certificatedownload
Certificate chainshow step 103 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075279561 --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":1100000009075279561},"decimal":true,"detail":2}}'