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 #1100000009047427339 864 digits created 2026-08-05

Value

294135056247287127564995483302784752574454307807592021849355154151461372421481717175936053495928930325081545010148669902568136454802303148950938040457673065097054344085770308840662466739319464814123613463248297911689741183375922671573421521037838436282251906936103517299150257590121321019263042320066494453453166834801498214284471746404681067411606108392887531105705705756693761504238351285524361737368192552963425388265308734825829803481086145004446226564068489639439216218241445650854378411927112529083431058229629044252481078421172496920661350175860595303966905026675293457251303566281697874777231570823488497623739576824094726863394730148684607475879917350888502094447256464109543169061030492299322396701860516284975135874804361899959521912899272537130369613494576047034881842973332340436163115689705988309929432252894483990298796828572319763436765998280403191
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 1,456-digit prime (126 intermediate primes).

Certified number1,456-digit prime
Certificatedownload
Certificate chainshow step 53 of 126

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047427339 --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":1100000009047427339},"decimal":true,"detail":2}}'