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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 #1100000010595852205 2,389 digits created 2026-10-06

Value

2343847630129018387965557416365173619300898585388279055820503141893475615914198526373856583792176182289647274153072564880597661600679999549969706535708142016461609370352308070570955499238814661079415918507406154862280182723773296054960278212770155277292981762033788346617952460902744459390502441929596415153694251552397323963993185044221311417914606591948613873297073763013307310562365176993477457558115174061289272026411366730483870665579816057062364652962377956039116691764402528754247479524790440202084831458508226650692212695604537104780570007921552618856987848216986998721737305453979605168886564697062755805388777314190667455705009201547077669533842625397433316457089959334155603246665765193913805474258083095574531353626555050511967237625586502573980733924686781173018472714817672782044922493306171649846163116306728955610875340701529449727208411994667806762471803112817514348917212673057943184013653624313064597943090186981120780426365321822664124253993309155146666350352612531584260583544446608402100181325045080808790060279804324981331186475008820073623203280519028276248933134884354341522554618350746129850995153155192220322217864640618711987019319802889712944919998738873521621108618042340703656736334115799924343371910466570001124581392209802822031066339709190437980091362739525740217645787096795465881650741579984568462374869420812733829934730941010782921244714869218907684253145923021326599609932240992206964534224649872733820007744390486506370382795958991091884400487695788700324201691447121588066860317946464872203566724752583919724933299055934706489607342385856542850810223087325153330519336780063840380953794832793492258258571420998520532321480840835573575190718355780153913320477570308958562147070556353979067561682415102403698201538433446701048907932420740523304631420086228966635650765877835758314766854359983124052527195573211639783389047567043564893169939539190543903472751435932337352210937666518647034978564572265837572611245361227519399835268181118462279433926705028083782672335884899671647126372587987125201434473049291723261769945095996735678194423414943260676326304131387621376489872376429396870284461724247411323547057259580859526946850968754833231460662741445654876215797829606215065526839782245950220404375742625555894253159016091296294830208366554532458239466114969151747279585709259005198427536015864111732547638517274349257318721544845972553592843578263
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 3,195-digit prime (232 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 61 of 232

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595852205 --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":1100000010595852205},"decimal":true,"detail":2}}'