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 #1100000009061477473 1,512 digits created 2026-08-09

Value

155760766292839100149350902923773998625560489454625624008064251455087097931504877240318666505169287794153635505227759552956641920037816853273370456790713136866627074204692550474909413392153839396244992847228870600573666155725160121399930110079801110980954068715435924290777472389725567490173894773741669816705342659286198452698734203134961355908607032233241966768840177778576331866328827278298615227422633112265436994634663226518525939927349589371879722731575277396671575896636776127825632791830974510302540018076854147038815792990072814392345749709324748810952127522274700996584208969247268178217783615260305368033960681531675987329145040895086505281178656483112607955996675875621844780542269728459074307716849211259766156382568124830747324990695185448375410419287580782168066444671508742519252005039004866600269138261865017676217602616839407709173851947541011078538167345090712960697395848190576260821877384457581255065346888081159544832942431764456425550183399558919613413440249642966598955887307325608711979637531972919161091236201597819450134058472518461660643528776637115838551348328863636381042871707455703782310939274447376529590771180305726859370199119707008840103329896747018122480817771306457747612053538960553796129259298857797388669878638720058174143365028763769520253628074522145633332100295328710441731411815645926104753754799595329543679123968362504715815372169461856246131887741538993119897620438887634904436634847821854669901189500554317926838685529257307344257068887496413532059915705557741773
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 16 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 16 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477473 --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":1100000009061477473},"decimal":true,"detail":2}}'