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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 #1100000009023310915 1,057 digits created 2026-07-30

Value

7881616496015220723357333587133242852111477670297326697956086993472078059933209442385484797581869466478799609041457052452039392934663995769288677100424928757225850358311607049412205166016103249095553624978023447836286653100013116228601570802551209250326654635826540266558254085218088136150301887858992676470579160832652227033097517148619075405119214948222193645252504856617791716636060163370968377491593795808144564754589889748487848863108619589675650603695090414519284851243589241904065639091992430056565341700577285973434474507543216507676440989650832175774768767978287023462032762969575438447330733706646477181035163178116826906025315627239159113123170534989130958007344269273745844492567790986186455121527548944069892059109286722573892136407821951261050920633824634632635054272292822782165645556649453656230296589739230161863209789616755907284231049923844716213417079788040705152949620770247442962882096269714398206874462475631350800720577287204392371528391021794135838978962836019220566676052337309996482561212586862502180831020669775506118210693058781
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,145-digit prime (92 intermediate primes).

Certified number1,145-digit prime
Certificatedownload
Certificate chainshow step 7 of 92

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023310915 --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":1100000009023310915},"decimal":true,"detail":2}}'