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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 #1100000007209251387 1,737 digits created 2024-06-30

Value

153801330027523126696793973789236665965951292289902004972233439370081861229182166211080425140452816177481431845880267785057540422711302960539053307920319165188537237948186084666176817218984720547514425120847100401175348269799415147978614430820052166747476771897278073652651571216309727463521980000667482889711830665260043602947579991330503372823940902089050398419876082765653034730577122515926800664759145516688020618465046688366716446282607484237972520130396260734102174888513186607927516584882049199455779040640970034530705661333794291153553421220001954208389567025358556640922178749063684226614015671640837167570746721123461249680481165745337627825218719250787569656942847441112753309163108753007491469054847927809967427385085038144519192348496742056997758778886856376382279005733232015822572262350220397488213423319347952207452289084171129599083051508853517803307806942567969644891358370771746913636550910064269097172149922189065723910595090288841358945823450938344565805492578769007685811151207774064274205766934815780929925462294065087482132095580490553576006822251389993875124775521020050869917375607588162424512566616066226188482129339365953945635379688551173827388708433167087918707839262471815462570595073882404097075492236302974346627906180239076500428927496851405477914212185756046917976140942070003377237381324017892960986998096663111175816028263771450648172076347568075907869478454940407052573908114170038201470461198044669711183869323742109999648844385147132464243990480009134578408749701684472235601038119186343967979350166269139245573463576685333940425316298248334318362440630673740562659938375246508792898529676323017389161444508317020108936956176475226667046549679314129925912547132620265122144116542934410490409365401
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,032-digit prime (206 intermediate primes).

Certified number2,032-digit prime
Certificatedownload
Certificate chainshow step 32 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000007209251387 --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":1100000007209251387},"decimal":true,"detail":2}}'