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 #1100000009037628928 985 digits created 2026-08-02

Value

2286029388144817796644421517945057895339539888112265786709781468195691972773991302333886560338518516748767159899419308520589458391814037935682703901604944922462606859344662463557146031897221787102169597525049236543014405153566784145570073694695024995703690538077493843024011038731731417704133745560028666337720901546457499270772420289896021607268903833902485686361896829269059680729685677327699802109751085052571710679720645297000417212616342697709525840797646639141574592870628793703392787193117337618231297999876712131711427604168534345962664904642291538269190116057079905825348879658764928436567819009696099038919005988519091209918558411534520345260575878102746875620439588419952040508569720679205173625056370716367681264887773442984396118559953623355197671280259348017968721752320030029220130310960507817724787744852383079916428599764951768689115253136585332292937236591365212948767742918978636336200476555673745239139365953234075300021954751474326869593670307591695631123326833487
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 1,247-digit prime (104 intermediate primes).

Certified number1,247-digit prime
Certificatedownload
Certificate chainshow step 28 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009037628928 --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":1100000009037628928},"decimal":true,"detail":2}}'