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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 #1100000010595830865 2,220 digits created 2026-10-06

Value

193610067246563669085558027136161200787898936188110950123441663667717655694676463775301926980562099685588417810088972319009192056500734409494910593487449475940754835482022278487115196564466258985582699306850892893830851316972778697575257033154309326872525564695492285213925732013350292789277878404422902611956579075290967030807725908906116449925621962992974593184199933994301658285009912503165358860911809154751516740548839383483803045969785243287697793448409979496584967033247158118873292265006802977639297776654417591982542361899977283437437619656506873505019290045637177630824958839827470336571073347602147798724603139573341816332292061427112395624511548784530031258336940407432896842268609334860708443460143167428715779081492913381932351674459984892353189730072256048307009354789112659330081434464167736605383682508857392928539907769659276891182613295674565688357438191331164807676498798260510387978512158168159439102263168643981034976687019768562045989768352271132457378255760595168670199265665772663955346056287806501101233092397633891826170833391693932122647840119285936121399497104629444164351660591525529407295410523936808598682861516587377042350684807740644451092260741797710845155393318128519363929848392153794091423033591763028714637188110066680736217042449505926927120430166665129086913567203120435118745297958820649109923883757039331840210411185778614142278533564047980449647523857209956745356945293362276004303119194257802070633048366135830488656939211954854354409351380991961075395712398932353921280891829781292146182737307303481052041673054147709576005065131245578059181151582022757146391150423631802655127253147705312591812691709209024516534700731556547940769487156339030058142140677299564998765407039357880023804851689464294491513515272468218005379511402070025784026288883958257017337406916309821047548314180308335950250574835103842376941799425163727182362626165943538442564428328041398329957048418662108565666573690862774929895184835277510749816685387640871965561308094992180398105673826617639701629205273171905808971051693820872330275707504622889919481009575322257155937696996850968128280460697313376581426879136113697868593696324416072646119315753651819084548329327486244016131305592871786810085837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 3,200-digit prime (324 intermediate primes).

Certified number3,200-digit prime
Certificatedownload
Certificate chainshow step 91 of 324

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595830865 --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":1100000010595830865},"decimal":true,"detail":2}}'