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 #1100000009082543495 1,275 digits created 2026-08-14

Value

197957230975341863403078480957584872225073895635855235556369503887431630361551642096574703161355118760172517731729486044550742515896574719760946391171435123173162280891855827248973809214578011313627283699630378823997366489347514188368199607718901421027690626650623464691597993187450938718022971156833411577427158808976054796488161889532592857888706531761209961975435236240480462011066475231741807324371967440468604004689891752625073693208890250798621478736846510934990583286819015922692261988337066435793100692815429840887819214734352577372218565058126151252648208977715418677530765297880936866172914286710129859856178955971842384009096431469390167153019024689387235468740777727336020543156389978868883788593092934899775037516895754732706887997369430238319132506112596592647976642702960362811496134503382108207316963263102449968128433005865198435726919112277016605520478476673150495704063689968388651078978216938362763491721864921920610022199538412169040361191061815337099481347292379572506588036086183628594844256994074262564390616036557037242166611842077129381131029319824579526500014975398330682451161569269850227239219407992566627808975736279815538105980708061622090692294245423283986286411747069892225618470324409784854259254962484590244996877569300480672964643274941059
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 1,878-digit prime (154 intermediate primes).

Certified number1,878-digit prime
Certificatedownload
Certificate chainshow step 51 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009082543495 --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":1100000009082543495},"decimal":true,"detail":2}}'