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 #1100000009089824445 959 digits created 2026-08-17

Value

43967488979457729913429321243252724241265000917226954417928093356400303378142556290959165375695606004949430154169199154378016356500372721773293592544444181663097047347006409189037797386010843715848407789969929421202408404293762284821384417436332825729860765965998016527763264838978794822319192558530351308026992227838876002269345728966619342379203543765194177262744620722484728393634896770976195340807892172321140978136442538950652314906286843016530817184758804481867859359910849906682559602438745175590114449711352813827141388938238724174849123252447884961455382735467542655256708069124762917398487234154628630361833756023950663390048511515475306360240874020452524898176858035872118843925612582888975198856552464962596107256852106280762218038295535450170426781716148088460661957001224366539531835816099811002483477521911632976248885861487182822208268616813910554855745647287106371647271147774219430586596397725800339840026104509564278272944136572358906517603
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,994-digit prime (160 intermediate primes).

Certified number1,994-digit prime
Certificatedownload
Certificate chainshow step 85 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009089824445 --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":1100000009089824445},"decimal":true,"detail":2}}'