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 #1100000009054177747 1,888 digits created 2026-08-07

Value

2881099505271503638943528220240501925076254422480241535638645083631252578133946427421889086228009449535714652531069160586914810296240044710888863575517781417930555666723700028379348523035351478975609288162109377586752091664147303707088095923832491552619365651816421206509591272286700953531403181760815621026936074681725950482621748870776667015017552723428174023998295127718676673777174895871958330367230676409327797284251968336716708780487783702814417404684828011890924411342881513507047249945328828264612944391910519297368312030520582833673949670204495943594677925120711244791265037527940284273828023386110761247497270233696956406363213177324375471353270602384659795536836617229561612591902103649638816339105655551662907372510738966627457091092470474913330052975694133884432193583663700408149432490934804835038657834563796773010483995923192853866755925272460862617776009440885813382021670068359160712168384145475142936840930153463320365540780241451359226454209385429742668261252081029322576368329841812980840264695767157725302662739034467815651257058555093588744097386989373823813553501415272653834300620997553923413819814973893429483531003128183505131426415901702674795290136136380533863341856092065754512849715016409279144771180635422508487099081121410064471018020595681299482185673821187020125649707266938768671324402121040871322952625466897256344843253233237144476649887110083818407363851722797335819010022691143915720841092129270208520716344316158968525965692616583389394900567098129998067107715876550376814303308665265440517579067050245604049263498696547625919510672286009372687220365396603815028685202906035314828520078773506418508106312164720395894475055798797671112424992599526026334764852688155022485274193414844061919564727385965881270548215171516697732577315512942982993922637230668599324880704570281299849741137593807926022959893219625527346693930044126069471387546604326919
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 2,858-digit prime (208 intermediate primes).

Certified number2,858-digit prime
Certificatedownload
Certificate chainshow step 74 of 208

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054177747 --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":1100000009054177747},"decimal":true,"detail":2}}'