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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 #1100000009051051798 1,176 digits created 2026-08-06

Value

377415175408855826276218757182327670795055231995251799326175787074395393422168661742440496058949789037784469019119511499466542051237943120525021090233833246364380015803195781007451091960221470203883833437597686877847327409653101868215818763718638605788831166767788621087014721379143663473480562632487869693321963529232688944083048347858509077589796039125980052683025536278003376113159104158341143022385715387011308772786382254245849269794322873212077193305130194363483393133483212035090268260857107381849630983327251551881796335174152746689655655604648914386914197751915009119689194952663112411403557265168925923381529457733878936450305918213403308523656746783046991179420264528835984099079422439219837650987918096826447026505162246591235979353708420329996268084784913665955785679391208820124786640843715748050331161995528174709231160981817594456823877963844449952966536615003716795839538597153150030276197371489018231963209476593437134264824609952804917994214557923277586093263570991497165310947221628065309905574352288129455923550919088427376439640443768658888852940869354360184681200711683043996504774365462658619143742699866462939525635915104861397012638364467134073123327
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 1,552-digit prime (122 intermediate primes).

Certified number1,552-digit prime
Certificatedownload
Certificate chainshow step 35 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051051798 --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":1100000009051051798},"decimal":true,"detail":2}}'