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 #1100000009117425129 2,462 digits created 2026-08-28

Value

84241501906372486155776863266005598028010172109010462217263763916134144339283089396919406072857198194108459124508890818887621646934206980003341111794738847832710433804360692936951906411164131936814199611320599781756859155379234917191354330217043866852240384854801309542642447235986542485605430869731153488824969619850726554588460820792996203880534058285816531970403262357869721399342120413174554808705445339366241539411950617798531939275090906356915454364530898501655566915541698492272199944857851478772214909068864902171510760502800871879615339611013574446371860544502097038213104773049630509279255142797441416909105796492842393646073641464646896761357175237544791874930576546334384597587220663336440528945923002015427974695001146563514759953092891600759457128039105128081665705152874060895583371526672544630988337850197769985227321512609446543443005189365819246308951842132507695335190308939944008365934942902463938820981502834700538482553948341250831860768661662666746351908336039706460724983627506892983381771707701693893818656024725693788138472667236354760724856690162921001893637513583586586755987045434309438263561036401051298702955402775327631899959923646844938030092515671407177705638184318073148513383496100006875362128211797871790385073421351771744120366436814036598674353941725566781661766534188006022396102196079289604589473230869716300759840541638306922893688466481290705319620649881432399069738393455831886116562736802491824695985446665030589351894764111876244033982946436063099579952496214920152202006455666970283505291501327776098154786148123098767455976749701706292279280005654940022349124193889457530731916050096158866588405946017458030518737146850300089150849945700508531522270659561867287220663517776873388691587340391493098574646391045161974884665818720155562021076652010704408917581728088114819804409793799753637909093399861426133890802001072282936023709288097495029846179793453108645437533281905323990218919462924827101353888485320855675153527901197518705996330618542652818523075784922102122566223090418965188374994443371574395516591163865621414421864010706756234019981859876270666154277837292437526170913506335891913110176476836666924347370948553156688774227740514211863346722305996256477787018324966035775242807450984668485817858244744836520447680847864488067909234549189672957364805728854815953257906302697461520544538420223030588759547331023435689841973050178407894414612037139225633795272036092707650316910978866207339320229431058101
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 3,029-digit prime (223 intermediate primes).

Certified number3,029-digit prime
Certificatedownload
Certificate chainshow step 45 of 223

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009117425129 --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":1100000009117425129},"decimal":true,"detail":2}}'