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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 #1100000009063550347 2,183 digits created 2026-08-09

Value

11402366828580456201756948902941843206794514756052889634852772068950200424181720134714191149505589413433622566125548668610012980393331103237329746778348016062465278090365310334435133385821247432259497454473064982255252681183522111148596877577584341798331250776307935217934782788617949431069017576342351629515247643650539374661650219295232602472977288453268478187142358026355058319129731671318165222687198756539003806546659664981099653716809070289733213347844701828205476161162566893134676219819637118525710266960254058020111784141018083156334968567349953762355073146530034095152109869453780793533361358737867364672388601277584393573875843400640356014387110554206336367620264619784918518692469869833686068994281179977101906613417887488630962067955238662561761478333444828991074265639749095821123056546256363107874497584080987615657840727687757089174101199095979394847651849435476540657774393918320809792206214102818809262329266917393272614237356816214786056927311687310939478383661023457807513209245466640173098112505581791156693296036331171310903636966602543287847217682638558453161273274859983054205882247329656744203163942932311429181568292207396216587897147330439978265252334272794394791591656357991871476228743540017151321890205969796897847175042415219446010843157389816713432652897706073460863157355477807861292344208561035270247034932532284155893299397192469834467371318676126051222162224780230352495717184250302271505900572437494713183254830607258361654738712809952454328551212217332907892180050860180601414219733203221068460760042147458265868774515646922008578582006015324753536351254541495985791662314050763364765523934774964217619986716565207301860988097759083917425424390137390920315495747445386490500529206951735245108618012832262219412301979013931120990463155499064013462401762492561819971683568836458418021669728398541569348323570451714334114085765781835290985829601419486522558640239518015973746582513373629627894896349115618838698108339148204032834974069585792091773352350406228094017103889925471299212424664894443225072807090526374719243705476626205572407725633935354099954942217795460154651228712083808371139647631502276103402815936541517899596381025870259778836869
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 2,626-digit prime (196 intermediate primes).

Certified number2,626-digit prime
Certificatedownload
Certificate chainshow step 33 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063550347 --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":1100000009063550347},"decimal":true,"detail":2}}'