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 #1100000009019512193 958 digits created 2026-07-29

Value

4345449453777671610389397925542055085901535202009468172890856073384406281544451019526979782512553204599244627336889383362995021163863676218907199108173101467321422566565526433484526789071018054069274360191047768478878133037930137043404326789522921898667293301961888971568301485954601170561374599539455589485536372721250093960403695050379995625459693421792214643953242573313123178449826633780375063791461928472728238937628609048644125178428176094491363768452737441528001607711656419472142044240870422476956783006933768126535676699965261590039816077078560514075894850240837000468159827878514088573244900798764978698991193331207431697996612832187089037117220613501434752148422924655355853189096501879512730556748616608557254044784054829333510612603745253197305259640656205508802166964064507377584695651401103318296470790531794716036915958646102146241121864975274377314402371746958109162243404717482655786739376175227340453090739220331242059781541149575812451223
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 16 of the certificate chain of a 1,105-digit prime (98 intermediate primes).

Certified number1,105-digit prime
Certificatedownload
Certificate chainshow step 16 of 98

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019512193 --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":1100000009019512193},"decimal":true,"detail":2}}'