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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 #1100000009060926806 1,826 digits created 2026-08-09

Value

18965618441988932589076906469947390990354763494912462749172444238965507617010008300301085923382505219248612822409388311038098638012806307649211270839888160408858302271656073746560870099118229670460746584191801525184519697769337153864454000845251774008485923193117482870061576942969980591708100022553469141868146618638745928707814665858330561518954187763138104565768620767155011394065694763767638140460231094487429928526350073429097469617324053071278551185995835599546972687115093144120258208321553193914785240496836318194639986605723379564499346168575162869041639573096102249404915615999113299293833023080892790307631072902933945675281085466729732700722657946540465282664215418204743514713039660444366248991897678108488965835233924031858097528217865635490995489096387589275719006940908232578488927112280191988989120215335556444532180618770203495374660158574698515026514648944164609800399370622515259475235570991826569622236329407683918347661315492733593469888104072124936814575253360051735853569462656530635934241555458414636841980678063832975862006742978857590286863137726173753447834745117230365552943897805309820229681928022821947116443376034357269191042461106542385877189615105077875877250736436974430621412102150247824884907070354768833798118419149087401660809879437336717970315363545106239033855897973645730612728132781987146415364977129038327244351749892010202292529403595347471587035253176413919931344670948219398017722847775265538404518127384683906224839145020764157450635554508741153044885773574623440875873885343115256904484814003483340628412664772613058470678004634023767317419628289309624219102987470046667643331393544530553301419710800901901246306545409700328077532994575018612718952140517437521801565467175788951493124337510662622876141976585772354295517732945404421300880282418921681794618030017264675588098827
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 2,272-digit prime (173 intermediate primes).

Certified number2,272-digit prime
Certificatedownload
Certificate chainshow step 35 of 173

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060926806 --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":1100000009060926806},"decimal":true,"detail":2}}'