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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 #1100000004935012263 1,031 digits created 2023-10-25

Value

20486708696428564424044626798032311871438889086860540987587928998198471638407094844988917394152831171932467466742599092046440466349486554206717186983762400364263331681124725660815655458260861464295532120378875241011947783245014158528857448157797812582608734155417642507747612599158885610164769016319951067370514669718581279823185397628794623517208344193620218904290704143035522771650930507784246917714970546065810656194580261776237207983754672824189943697791479248973806588790253021838462102945671615986028260299575821837347718653602798176811424828648830954332751544280562747621413678073212195720616410163976900623707179626969862124663590421423249353076459317255162421080489884118132553724701478340985800945980740519421644005239765073794295479117917250826054365216736822880826500468258446527173547462765156554899183251066701301122013282273917368953565064691482725996737494653550237491001151908931895454886026995936647105929109571052904356183827158340584763727069864332249023905437188050261894782391351801864951713841914776037421237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,730-digit prime (201 intermediate primes).

Certified number1,730-digit prime
Certificatedownload
Certificate chainshow step 72 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004935012263 --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":1100000004935012263},"decimal":true,"detail":2}}'