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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 #1100000009064579184 2,391 digits created 2026-08-09

Value

369921066525091017633522829447537098424227850280911713425306207145118270507222889525141409168880249730614298012170034527222810420964549170529351556969716589949266542934405761462956809261401571697893512849074443447235511164487447310554248970583858397082887658373527064826608515925946669524271002320435326407858484823737665561076575170923746520867487766367042064255075291448290342862299644156760423355546259247229981142985954400730171382322976942748862832543151095751108091109059461730466689600259151498621107529438997225970055080136904645106138498246163734655471576137880473381457332129728244208758873043080330815669219468130192236625283844923842110852806051749005080473208176972501254980605268496375582220468054423992847545489042575396762418111995831597075027507051699180912783420314847666464741481050569366484384816613330820230874190265992436483165582171896592306556114883470489137399893828587652780971548240795875748044108677868072067213779184997270569180387282164618104716072789190067525071954372723954986930945777235915751419503740232467853646724296019603458275496857620637905896768205002543005295633228905450158788837951751393564588107151951705689240567991537615905024606667770288049471971878916404927639501707197108512283149193523393136775011672061023594053716044177993161549392136116810139912161156133314816823481794565220432440054920160721283839219821094013056870530644188990089987709335988007932361547304019605174660975604215930105245195470392907979238248845022616426418876910198610170533128941499203786855972406324791061747173885499632074116041598419851866797376841257558666620085683121456998072069751094945626310111241054353184803190140875440484138452411179281334672264166648775133484945246285769316970689582432801985971970774543032905407193993880321556498566329704818753404567228532632516924075568528273909604594050179068737429191641257814967328954274605983073709111116018995577990397912805900416527021714793445881777530055352762749990829237964991286228608158689275864205338860696316678286428946483463621040965675288854137743975676019228209560132143254968036767192299506131197938303455492398793649423307644713423319381952098891718300706611137632579473499908674016736277096562786526792641986560616902894243663878232350037802514249441015539173799432741654034101725147504959159276769650196006622998221450913839060681795509794863937152537249868671993340385478931050241735652038780131
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 2,573-digit prime (194 intermediate primes).

Certified number2,573-digit prime
Certificatedownload
Certificate chainshow step 15 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064579184 --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":1100000009064579184},"decimal":true,"detail":2}}'