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 #1100000001581249541 5,132 digits created 2020-10-06

Value

67157826312097753461307249164982857888025968085297981230061423631014666438788195630749617991572882219650261756815346362446725506852805099303203895318757895205300438767432353182406859001930197725461943011706251045173622601538166179997918427278933862487517445699391427921022962448195519363905987442465339006145742911543235808433459731489277031743310242753502486046945959381077186461592608096291799118157167292645527872662775935765131557544091079891010682841827783399353796792297635881552079682977679325525008159914125574664493257316347059845077025463961583926203235834594234539622504709271893573999531311972804745229424533559325741989563329883160209020566134969230374685358832090248692183358010607342462713449133263948980349285674715914212476545011299712927644338316741976128634317840109078068786210612599043544988908705151440434336096672161090436483756107391828511945666545426669034113188722527111803716822007094426802335238267411557845083993465537562839317900538222872247682420845302485778701027039627451121217453433660666603094019477348726843062258604317008319463999330159172904982009062015173209395025632870993771079926956291063972451003462187215499394006625468655961544580073872994700084006754581627587307396701395371121180211685835420740562481544256031968311502491019252124024483896997268947882920808881258034521391648358380605557597085650415042483154502729343634775579962389529321294483007456548875093221939758165604865961356133482159076459704975331788988770738265474687641921224604734539220903600090492417502769613531766119252564176043244854557452675497717396282708441779741990591157705680373214059271279069012305916974150549883241192643999828213132786519865832649359255695586711868601977605723164006278977003614249803039125999273306161631053927371446000369690128503469708738021738216072401932520676413975899448010832515547225144878595962772286886265558928556066038355069764615511492917692171809565564513288760425576742674001099508691456585575773160740166612267119179198649736236802871549722144370524250456355404413141954946761644663494196656274246390613099609747643397556800293959785034565007336803911675344888216966058934405755635208955522159626275532220737371763786269072040017117807895661432923610918154725385867275386954661635635525537220000622769060040215756963824542778234939540974143482785726538217155540472992420150258405327393602250566975726770829901651720104681446455594594578055235479557429907307453499827031518947860641315724302579758897233303025753970148296757159335999113957948872512042296025323511166989477153067089250831850776451778430438190245419225990810661333519499844848262967799343495184593066655813795551930382101646418803937434997969293762958592430541192051352444690829921983662063360829437621690750283555942387911174537116018601370775927325556054783137707575626217206227594286876700775974881175801480609164648196355431002635900368328413030384144419062228880541295752324796516054126030615383155548942499861891421811270208969440351143965463348260318298808561334022510185555683846071400661644319095056039687267382351959961793135483043905050655613437299087805567631411839539013535192056649481966109759420225946438975036469577070401951349134637107527320034247680082748000986680167380469674125594317641598189287004414116471813648212890323671268622729763412966341501954626722488527074416744266143639352084457442895559361742366146997437408273162932777063282007581235685144234944230848212963522142983974459696093813744169726315345084311452643484672975972210677943906566053753682739415382318796816467682018918626399389238923696476354736167271285815085975134650120696757185696967186681711393099388752495436697659231780853035589437896556765034706042962042078787303510985584341780470033291892347410401111725202335971374397617392896008700346217550048064934587642390617741710535348227178452850066762839919053543571538667914418915646573035160341880465750832783303824338489539068831022722060372689466101777637366966379297614652079021759599833467570019741759939539916905481584475156432840605480267731652526761954130365970996938702413183873423867240192334986229615438229349846610125128237914940158520226696289968232374065000724383810109565158546180162412399966257422760349403021292634901871374409586496175734306029695999702957492357643184810797496420734240904020029102456361872152779166897972551920391301832921241897143123893377597637072078230468774063698073403164417215655086259337642543256573945134792216700549948880998477099082840964025215424844468997957987838624015393468400236213106220621059718463624354963882974592712498745794403630100643852605280695394891644432804061095287410126351858332202122760838002360912018211318144102363090166009123343293466197186596330089566763143419424441800461314777567510685193819838447479577052654078386156082202663318849028610369968529142429750641363681778084093724190506864391994436131765203227579543125336629745762554494189727532830305246395806097524778647938770934420858581920071273267751186554273446743004317297826677588473989980310902724127308116524816675542363371628159899162276490215512839743139657613339790177102400158920414829360285764423518923726153601649411612277408297971
term (555^1871+1)/556
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (5,132 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byMasaki UKAI

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000001581249541 --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":1100000001581249541},"decimal":true,"detail":2}}'