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 #1100000009053430225 1,695 digits created 2026-08-07

Value

431220417910334590747859468908415721592052412901989154460066767578117562203243085256806349561666232579579233732337993585211699745935591875113459426209733411689051905012237165140121131528536182672701346607240471083982958808153867058048179348768615399630670514701566547128837667611744533950157301434425628887945772421190329087683193563349169461152297917809932039662381517851716189193748380014301067634330998210911511370728123930059679160491824279092012071804909791507789358969110321892927898540822213411097344305169616220035479563658121706971405749814220774950910089238454939069845420508659114061815874906186375983805564555092982353043292225236674155615449965614436566184520993923710628566361981705109617906137785918895824517634957929568151139264190774798423235501203144133308219443459155889997248535473398231881991197329511255944434038262433104658649154698905364787798726451520082646675423146901503646508867302464429508610493076287153213263878342367650702717148761881116165679364481831397415031738092798692450654391266700802500441927747660780557630562830396671514176959713130595980141885561755083264716066019478547968302038710600732228341032535715412042806765640383430677765377334569863321836036869178279479480808351075811527641593425437355810469179601003587291692820825057229921671737905819376753532457549884787909552319109686878536754944923782281576031174216685652117242139112633617673523461576893155894780971199824542263485414971173994309961974948179967268188554615362174476729302111110660333563242425728831897768124648814793859862771842882119181675741373981104687570865374029507525902316073429466949982459136478125731048355480569060077638973481081190964530253018775314877445908977823893956621
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 2,400-digit prime (183 intermediate primes).

Certified number2,400-digit prime
Certificatedownload
Certificate chainshow step 57 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053430225 --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":1100000009053430225},"decimal":true,"detail":2}}'