factordbrpc · fdb
Sign in
>
?

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 #1100000008793173221 2,113 digits created 2026-05-07

Value

5881555868521737288302036226787032028539285085635091010929249133031483737078353711125936325878148202138662511380451563449169325150181833518714501683100823214355060999796061487856247999853947154560222901465619077327651268153172179181819981148351548294543600924268060683581844726944617659889315308685809000594910258989377132954072655447703317493964417319120991058568176266081498523465597709958663749840418789445848613287967428886321284852341996545900151722516700896791503466449266409016953928985968417800300700934862649204729209665372063191389648741784789164990059487259261649987789756487347352632226532351457033849946023647970441305390698363281827732295862654085421233103617511633661027894037975071227311335888760282625301666786942595566250734843370974415707210840648280995974847943796542626973520082890533774894673452441207263038238202877421714871018192311576826097092475658199412682708409642678815969023492473921760265230107145273615259750749354692218169016825325076045349469375077214894087157509688593866466131954338803594228355203510310761636384873864984061234962594444104104913635079851971388437137538089076844461368308195971977083303016939593554358523842078540907936751603328838154542470111865930991541353567695373628566033700010099574619051535689409797865109392054345587609574500489285581307562494598302310998537155777597424152703839893064391075390310390538406860329028470747541161795679445332797534020038561527879645995066324244317042032269106899526428778810452354591558686713649856411255828811621420014602907269658750552516228117477291391915221281318195587710958692995824154915533904990596404689982555063402570178814872182813818923859537747596594668807913848394111021573098722509218850730752252939800630269397366632281745617151762930950294620096809344076120092889562144973093377332355527575933898348458736427900764922854177936492141354316567875301258406284090076455183774796966359646516457841125792352086112963757820529337485474580031508357693417844627425954659178592210397200772726459668145928046288098160925537338869104207791159266461822489106473493298092717937763302821574984763553393079663318387619897
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 119 of the certificate chain of a 3,895-digit prime (244 intermediate primes).

Certified number3,895-digit prime
Certificatedownload
Certificate chainshow step 119 of 244

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008793173221 --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":1100000008793173221},"decimal":true,"detail":2}}'