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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 #1100000009067489530 1,782 digits created 2026-08-10

Value

120743495329348713171207813728606116088353152638970603231772990163103298435997044948974580678200823771804288969846207137697643349496128559402616751992450179040527956877824294893651938036057006970069317667962376464824493465683122227350819120484695626734653424655511628307786836475397323653696577540079871295711797190358818505974763203610474666658174823336765361860386957387393699113143079399682434286280471495295849248841295595867525669257124803437028887010512080454569800417114183034692389420628861928916547628669745631702392506700705720862561094087941816478543295423843560974875689768496093682005487555690662833851306062371950240628535950930651114675793798411793846144414686251704067522941700279218491367591302818431647727268624735762317072001942272948979115318249704741322547149319109263736063123188140442614726860264442156968900711422512089925252364674003838521882698846593695388373930114386297150385899543118586653095835064505358953883302716344229235368491892721826010585159605015800919777645567155460230814359629366343443892020109358701628018792515309438031943209333225954569719468683753810870063529058299584363281721059220028336268406083279598779648693072264494335214730697322028629507813109740500388371269674964329800928017498642886250357711067498281763500645171422948102841947551765840761291298730475787527921399623670654007136345562018061030258896541982414086154488123405083591454169339721033257617937857650730425605881110720355138261095746233898382320013396538777923975750251012530385179811005065147963094151066103436033324231535037953264801082669159351189344635983279714240236511506097138043412028416548272069544785181094779654212145450677250800428598136193330979928948737704776567964582748740126179229768922667672233100900733684772983358602680649270985992230564795290333
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 59 of the certificate chain of a 2,490-digit prime (193 intermediate primes).

Certified number2,490-digit prime
Certificatedownload
Certificate chainshow step 59 of 193

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067489530 --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":1100000009067489530},"decimal":true,"detail":2}}'