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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 #1100000009062040131 1,598 digits created 2026-08-09

Value

15006368800991109064480531353687338599925719053289489035803713664403800981777693245846250219657267707198995301731791231262097562240611795330988679597667188304723377224870316415324852964065836782462444058484066445169765905029332627883846371228057667519973675606569491267014892107029653145807641059577738573238887837311429690472573918511188217223984796921320627981901813407960306671304359044129362755116401839610716285302206205201538670949133034703780113781490196847833476042899167688024588991141616333147560719239794946324375634685866698379867214471031475582849170939120917705585197773560334549808782899414473680006552843892392811565162448921096694049962886304740404430422328715964133659129798397983135110740291143357526035908897928033440318011426361312832838078671722439547944181012619285732691942004651073438745453677622467976421842174593519922056962537274782119629945427389926205688319950709976588465560103015588091678458932819041723059272864999708944859552921916681356010110305952582781803502794887449472139511613085632647890428820101594198019957180689345302348663772533664590823454484612018645124768129636838806591996117588305379513286216064120633939984606750772436647245988689367166347878465755037940002220047241765542193332129501647628078369033945928481960017959574818824838489993821431597798797163411001520748536273517958421836407968253936043087886100131848911769722805674786593551469511224951414107981473675063366965654094404447503416442399567301500965980190057469039270886592207233248889469730098595879196425501796665960983992062911805210648524570057660362403862004696932793072010363465589
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 1,690-digit prime (136 intermediate primes).

Certified number1,690-digit prime
Certificatedownload
Certificate chainshow step 9 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009062040131 --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":1100000009062040131},"decimal":true,"detail":2}}'