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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 #1100000009046449318 1,256 digits created 2026-08-05

Value

88713455575356453563605532971063373364112318487893540029526364900447801036154858825675845318841924384537158711096107323686277998582274076037169098035538089012182363209114110523576418521478019166947324822011569837936694044665095156929003740859010959603367530363907942326463074955511693275531503147943210554561699316804138166186860913074281029568775062275203049715690385476048542584842448828349127243071759471035482675736474553655228636515456732745968978347058173630028624490617615416641401773839594342753620796712778230096620665235053493032189004540614016034043095192670880430270810074189839402060130540955838071364758681570029621737735149857269571843384885711049289720398018312796316985503093907743374758469636608009641275598620959679013427009400934785014819553925157546302254761081277815407606176512540708236618011308977488225364357129606243614493184876489765838657860362260582115660037052478547158903045442310066560477093609521836810422720341862121434129790510279442034971404408400211793685827196513893456366940566459330077617514682692753466202563846149887565473017432111011436434325386891823626582825611602003447592477762255703585475032988576442841210452665049977088908172846653043812775967894632452381362682833713508356915502671816364146053934116680167
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,413-digit prime (158 intermediate primes).

Certified number1,413-digit prime
Certificatedownload
Certificate chainshow step 17 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046449318 --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":1100000009046449318},"decimal":true,"detail":2}}'