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 #1100000009090412124 1,265 digits created 2026-08-17

Value

25316731589481844646730605180323675035632494480131439738137366716222738648979392344240489706498534093921430088310315572076017178803992921464392236370857167376296750805089448371888493582171354228288935139637617379592636953101798048917939353045278691616378387925011563606813974078422261148670607191021568995616144069447839473297015846797702408518712144949078385960807724517698489901028793279337927420861142016542754130928984524968894925004783052821464922375237120583158131748432291375038994033952912068333155419503122196561514590872779400333753543656806110612932269440061289154755405564189523973038263701757542331940275418545735616700587647118287121149253172804546410057790778158881765037361062866426750687624032429646708258022120964323422322528375302279260995368495920490113125096825527283924312465853010400373135587937545345745578617750913218643280500665545019392663367193315119324772889162745959698957485948744870291933933776483455694808343451564362478595656475584424181781351371040954928233284975798765753447191368018855446413621689221330452312570721010454472696560182217235300231098080542605053078341711975603408941572439578308538528110983946315743381233680374074067519956069815955285510816813992174015028288902020415727842660051456581681253430607438300164736821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 2,069-digit prime (154 intermediate primes).

Certified number2,069-digit prime
Certificatedownload
Certificate chainshow step 60 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009090412124 --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":1100000009090412124},"decimal":true,"detail":2}}'