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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 #1100000008672101154 1,105 digits created 2026-03-08

Value

3393623534518388198126126623069765271371039524661666329632153330040921087454948774830242614292774324627675704545590948007387174704945861742797780316936268999985367556617752343931255967241097608730735856411917536141547004608063259493674177068946854694936145171668514291586338112245437622164694027647570936764904805274005122539332577580718129231275912966593291341393485610278265015709273038256789674468840173811126019627073919424324918024459918444305982354175163752781515333981647716171632648445208110796559415094999470701749482373028490035771354601259330622420227025988566354829494959658931230661019985203385185049611709979118528662472598151137588881795851158022326679796846178645599071907753010379544571975102720096116001821237947979567258193376034293710234338031826673876519717047850999518050664373996263997193565814310488765004159188646982297203970340718225721509909057430901478137185559050806231313229940869721742863541861282363837045741150239986376862161842281661176013432877833062196485321932411367191883844926804326309960828852406944162315377862592021280540594386411015324191194500142212015723710747
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,172-digit prime (63 intermediate primes).

Certified number1,172-digit prime
Certificatedownload
Certificate chainshow step 5 of 63

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008672101154 --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":1100000008672101154},"decimal":true,"detail":2}}'