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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 #1100000009058403104 1,109 digits created 2026-08-09

Value

45066943630627418571839940261273165597320168287157276106713118043246187499511919553742359809128423032180069359234094072133531068142013635176747900836864454304605829175696838680954165461520026289669704754719685563012974482928628865879204440553268356390156064012971365710532802673661492856955757097450075062569087424987388740261101617499661808763861647131617296796893821286533436174353185746358989166202839654084973839777025138087866521588101531242047753413717358480148441141869700567161760560812746873753681766994123468107109849182568122987707907443816240466863649013002274987499126631518971036906755422893427987282750974468580332714106037421790626733710626453667918629482216603366936339539094782121067803532869382872309925000199785007133427460640502721488695927074760295291393994917072889400322120582600797351105586712779135993945211020399359140249047465998254131772480543791035263313929139734612766798769194256348715708481999214241897540608754373472983609867387989045703707179624792143204765819352453170799920202439326633488096821982140059788126895849591248491048951789489889397196708225381617137426293020643
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 1,683-digit prime (129 intermediate primes).

Certified number1,683-digit prime
Certificatedownload
Certificate chainshow step 44 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058403104 --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":1100000009058403104},"decimal":true,"detail":2}}'