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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 #1100000009070811035 983 digits created 2026-08-10

Value

33048863869271124965861038255586201947278019297865962790024407696445043417625427997153314442359741055295828069481236529348734942138862535376124521237833941111748138496944239989488127543985528932701212174836592337073936546229220128395802869531639527525456751503785210865084101435095364441038735602642263786400122034166252361186990028816787441942392085992844598770396571124536137300395050342137032464730510354764809299562135831936007753038363804662873311192608492840537484935803737134372388986087985426592219854952207205766064162625662825208282960303133058921351878934403391982679018579345974573853878947412606884478384488309183901133728962766067045771216803939120259166624649982508482622635774984288715013372809079996658552974920019171250076473090840287489336431442664327957587164563543166222348198730974731137737404529932928398267679002248776476366630180953062856364663906836105881722622315400457318674087169528256266981076819080695127676601436594383480594598194380163120516914216081
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 1,778-digit prime (144 intermediate primes).

Certified number1,778-digit prime
Certificatedownload
Certificate chainshow step 62 of 144

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009070811035 --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":1100000009070811035},"decimal":true,"detail":2}}'