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 #1100000009050562707 929 digits created 2026-08-06

Value

31830259895585113777631628613405882411725586451558821806846764097804846435391181563952438167469161551180369993843626898413822255388668267415111993716802569810184377427346272455633514860228763072723349999911034896409919081756511263152675874196066788419436206126306414169716254197709520994353417638148077572870864038581034218224077779564164632383243540036506206196654617692416472555757840534158322868998848484226923388982407575902580431140919445578790855576643037917945797128113021350988498988003145198556408156866756311849763857251492128901044305151459512196790384567006451277019932402653077884803823333335680815811946144977543926429624975569290945456118424915509838685524854400191806201117333381075371247973286667104735235516259693043184088375043951814018270343221534926966567810640276374376858834577365348639224136794910531101196274894248971279760413024882360605672870422810773107684385563936373941880239182977281751048291429583
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,532-digit prime (127 intermediate primes).

Certified number1,532-digit prime
Certificatedownload
Certificate chainshow step 50 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050562707 --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":1100000009050562707},"decimal":true,"detail":2}}'