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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 #1100000009053481648 1,554 digits created 2026-08-07

Value

243709060703826706692561045281270450335577860877595737264212440563423830431376603427956328142456974746621161755669726878093564832764534054077188616387359372391682480122785161160996043040528249084316871278000594546124224407598730818873340401829522855751428929846473598734162472361689254051149988426627225948793513838309836456316854956512383412160512654018902590319305254777442025467180474519338964327576450716399864366092610935699686745409309694481940663107445639269616223788354366740613494735050336408478700043303600968140423625432303648223083547328810603343117517108472974285185683328428468671391027403529375418959247561176529227288132969727503893886758768226971034627104156785151239786649426787757268267552819085386974900166142692388123725943919089775436208466044090010275997163810722315888730828801994820979297318021488403627024741824557397035654106887139045682278100254139249161247522604549802850118740117517676932373400525937651577535128146893270075221663654572319963294822066534442218216813435926358354955067690589617611553733986211420933847567214705146514411698476435843832024432888370951970159082143620416069792954510569685871789748167653538732527983506920273062337121912044385972062123097302732928794706278129371948708758952678666760400503022838591946527083108430340266205238586786622444075043607495391277582792562488584684444493818111646322583180394973654460431650770691500708326206902727356616827337598057780602672676181406086433523125582915944956067925371342429920647394448326104287716150711910632331924821917009499293770937200963884358279649
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 62 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053481648 --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":1100000009053481648},"decimal":true,"detail":2}}'