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 #1100000009023315625 549 digits created 2026-07-30

Value

849671979147948145998660351348144541014397829202717079233935540503849925833747964058338419459608186371152165879589242254831542769428354658917208021987583046949174642646593178162713869551545545188165468417461618816903010718620402146428454971858017542072563455679348471571324425711930148830445675092253890725759339805773962677907880793809501237757465398058768068998324301900860596245761199531217611704434099194668796006542207035642395742221377397247833327898598505171913397734125673999157696512569269737154233808951280111203554048651630633964987495103
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 58 of the certificate chain of a 1,155-digit prime (104 intermediate primes).

Certified number1,155-digit prime
Certificatedownload
Certificate chainshow step 58 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023315625 --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":1100000009023315625},"decimal":true,"detail":2}}'