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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 #1100000010596758609 2,328 digits created 2026-10-06

Value

239685774718371959887976820765005518966901265757868672027609537230892927866235342091505960259165834578893415657499865766140467264262816641254956735675972204177496331327151894563092599110208835987960961193562305741063308355604080598833667528589755573254804401004770907701176838638839102897235164016285070329779419871843803126864157333691225451992172373164951352729247843325997923985869170631122316613818744752328545656338787990859678019513148275766799851079523396043296757746128638904619503980897194029906327133399818029942557023094732678869782945349023667234533900419207189573216865095688234906385484011583902878894329218795671266250923946537605931599898912307843450432117693027933348066282689039471329814183320167056622695996521517135699422864567939580598307587024414039705883877747533259362838923369703753136004515236257116674156662377721335263028595405548546280970142570088826390516961060327102417396515964141340909895887468342639587866863331877738255927378193954707731943848355097372522958546412448330669665692564805737729821608558634547178988637998930566672863576165732225381172080154902199501641907103605695610396510240252643226318338332352201742379824579691623870244215468061234690910307991866973688522757179075219224486525735530538228951581705053825512085964929895162224828825554265521947714543555852199667377447909710148193079979835972253195170827325174452384541427217421782889442898571746505940900423444421214453629059440335654351902607306105382970277899006965561613572037522040389096378134860782975385428851268050324559977088642219321924261637614695741809041146612847632529131707178312059932449617543522025624214212355241696071256344451831568573996205525473026062893911017212419657225420625362283690725362008767460921103871765647493999859764448595800301738512411523524303367473592563312916499154504174879890828706178747956908622695236484145251149916582838412718100699844457474944561992807904330977986054634604056963779108217037078945248387274556819206289155581877518700397790417403233918301063862985675543104873018654616713997681933848840638616909185084800473814486711331218387766604627139382676858665777182783362425035666279608188278408822550949505158168308829551082158276028507746684178877639209969748314853230812719735849476703047805951358062161884783556295055559968236749695669154478979649844132551975619222234929
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 3,203-digit prime (331 intermediate primes).

Certified number3,203-digit prime
Certificatedownload
Certificate chainshow step 83 of 331

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010596758609 --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":1100000010596758609},"decimal":true,"detail":2}}'