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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 #1100000004871696583 2,425 digits created 2023-10-25

Value

6121959640345402538892676719795360358231690855313254251763532886052055759851260259610197858622111720997938895684408001966521641026171999617873698260476780304963279202778979871729088756252294243565807960387483719064167294776952759070355617727847370159290662024953287578621849952129338740745449582457570273046250918465283794221017312501428052426953155762707869167646179794650548449906402921635535495927343389792719052137279033272435381849828842945224051028066905266565487896196943616544235785647002858228675116554072177361205408660022400532911371260155220434275495393473821279881132588731800970597856851713692347718091354958510321381215972356478735282288149681515872469830378880070618860358612042726782428131548653378341865998223034821957600041123692567144730087506160974235716428474476751375259652466933597955136518385324380619078251764855192300707326496608925371723504990424710829911125487204060663390855370811599207851867932911272019534913554392716120805346183877902336651804258697464800858859216518234697653686446372047507322878641872929554553390626558668005814202944735967190332647872287337680848641862636040544828876199696420153332141990092058661705895174699174784075246490045135275875125622596515861466308279817759883252358943940884617222729185505812123523836772179272672410765174724540068506254532435960242181061831130300621152809441932301907844042890982282021219734019679884260152353567182001976594413359442842244664482360707784030155165442392594570972929682695416424365812099567540083934455159005784388793699972553327918006981310687072540679422381503313527529127866840358086302133481762750826175609210688854956668737258163054619008333108836532956683981018979767117886092760083555353240185066810281567549193123022420638037306952847519153162913804841178396033883024101119107176799200111622889222714495992329925490012330630695444879561816536351934275916032004954224224059486937880121109668936676767730672911327600321814021934841224877966621387683949705796777088170877018400479372186548893198653270945053697030194032132619172466188013868267573130370567259990985482108568855772992559779146843311687055309277970994192345150367913581782327334506612579608595258216838584835795185555661578739723506714507269738698694545262580349231303328610908881572127265158814333153303949374350221565744943285492057016465465966307300868231561839193646182723945519519282270457769319738040628323399872279562040930026168670602751439481425617431
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,598-digit prime (299 intermediate primes).

Certified number2,598-digit prime
Certificatedownload
Certificate chainshow step 21 of 299

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004871696583 --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":1100000004871696583},"decimal":true,"detail":2}}'