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 #1100000009028283880 951 digits created 2026-07-31

Value

455941845328149731770021757036208133211946022179421859564191752336211637285910024637079945096963383436545609402541655132434371803881868232876622165475516021153811718267221210787986414214998930036399115879446109288673589701150998853464004429208671061195665581404135779142995264237407379515856977439597814469635288978969151630057585980616169648469704156343969875471748747781694401789296982396916309814099491265192139228295957890074902156271696809119017008456136590315874989346975592052815227937781225460340534561468923145604325984216953163221718482694884196740908580293858965970077450603373847432339602744403924033435455071126773436237096231021406611837992978116051540159320222609331094670111695846450971972841168531189965869270746985167712330522501337276690766519351934813669995803618252816225694541785953859504656610595030327640359898845933722639969573229843532509341705052697660027119877167004982541806940694381842245730421024204126266301149718685659
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,201-digit prime (100 intermediate primes).

Certified number1,201-digit prime
Certificatedownload
Certificate chainshow step 21 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028283880 --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":1100000009028283880},"decimal":true,"detail":2}}'