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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 #1100000009084105011 1,567 digits created 2026-08-14

Value

4611836897104385972920613359992262258276807190444470739270290078396482942571142311405127273390255588056409837755807443487906063304370522488650526922293656202985155189490525437448019540791163659477733649186771184554154150882711509827952784725771223404332673633323684020494536558673435683743193685818117373498449966128955035295455537012154093350494049678053131182100448774030496551858894281815351774609424671580892443845369173125849399356838504487016315545377595349298595681916510510241145895934094709597694797876520613507542966498058594633262644365404103358534390022883278794286628910663275727999570757997644130026939345041907149123189327418303240517443171388236653302657848724702336280107560162741676436197033766667268979253823028576932658935242839759742594409972934702127647492167003301738174057005939297232208128918458362085449888743340437070879303139132169952404546049644393666615176671983298452662032715330740128224088801820668048927183207300895343023469598593324031906045572084501440232955605064116371415773627530311136004718274776237549731819582925903032768576554012556215982601643936213523261209584465574807546135417595205841365906760670520816319135359924620895432965522149683547745743072990010758992535367217464005085487961789895001376063125689415240245225101452683628406013075167823251222096041436844865020516668162210898494103809635016743560836112257797331038578302364794581311729370948454794745476792869935159915359762587337230445097058843549464084858628568805781197798189467689837743569693820964388963799844831563249524566799275384921556250492148392549473
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 1,943-digit prime (156 intermediate primes).

Certified number1,943-digit prime
Certificatedownload
Certificate chainshow step 35 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084105011 --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":1100000009084105011},"decimal":true,"detail":2}}'