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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 #1100000009054111110 1,746 digits created 2026-08-07

Value

399404009376959759189044906888232713992047144318618211462680814077653824831982766899972382457909853330194843324763434281495102322677969603627277101569376188499516215921527554694830918028204773129488653884601588258523913566478308662558047384534721883312095826981608392717718111425030935997172902608927208509940304604709576364933058889707826420484513240889527729757075390006930105572086264199007271977519520904437541029263180997164961014732938126786813952470597473337742639871211064587015767328073951172588140787381332734779689715160066397546647105747956540649589373604659272274164028813946651487782408775344482467447373020666399766573315556827797839550041387414494607852965908986250533238098938269150694066781312606483000301008199553750462904024359204204953534419544193850072979693986257261660393530479134206419326121129347222343566582793951676435588021918407315712763005862153749813454406306877688184489703591177433218805213188724046393592682922305901231825636462295234790587435992100318422567693446598289418185397531337332277420853837623666528914937272767927449305041850894776369997340095123028702543505982862348684453074654521945150399740250610126055938390819419653714799074386499318143512301282494741544871463558467780909443505859778703009569938210918478696206985400126762848228532804739368006558900906418247349236692553950790620097444121864406499553541456938526484410187926192633936576608122068944202781434508320303567507017699698305902849991706256200808874546610453050926461784547905334163702063485621119105691237542161981409772074660392123255131496109821157141337825407508720331501076302659815495056829117722178297516580138743568055232352182493270893467671716485353113285575468014503220015247806525495501448885142842155955960350308673300949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,306-digit prime (182 intermediate primes).

Certified number2,306-digit prime
Certificatedownload
Certificate chainshow step 47 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054111110 --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":1100000009054111110},"decimal":true,"detail":2}}'