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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 #1100000010595786671 1,935 digits created 2026-10-06

Value

366857565869341433504548315944895501447415571297592339281618537106588520874025856385397648075398680493373712321594196732961934034476547043712175223648233962477801845355131208910368892632590518973538279938996669904684157098899882995174910421773590248742211361446116719578624222153797935293195566811583291255208277872117212918395579877733801681514924976425789364711634443748253997935879238475268352055972375640421113743286701638649094263136415699999270238703141477668339966641225809216201039766277372719434477544007895371444727025326545018720435275867467561185463564263089284817408478657256278030938308043739844842356613238015960604188742768610433317559023089073383806735650883471389736826303424621254931967083176321670001530696743510481869179135551321155302526658421377942128060423995514216517065998237450170006019433169089775671289547231554046628661592856901612724007099763333467503594806545596622694984012185302913318335108513906257943777796110557893927516233919198762955474475625522036201996565290501932264064415780490320048960591612704695794747265684455618949676567542991239321649888421498849547333320783812144232507370423932977869772850254727381021299150124211153029712830806947179921604498081230875811165762592355294682106921854229275243387936004382498664501321585922867775523558673928398482870266942296987118240630042637506888838755524744827685276104753977023316894698071363100829633294851559855617806700111546206499507716790349160069847507589771705576597775107527390448788325866499420032267174682237687771333633771618680563693315275767368966317368668346079953520303897710527290966790754275961194823858748330820982173560562259973090583544548607573232025576825430343283258146732475458972745398529882386101775790368475392330269148882820618855988161996994997275358880964663285956725549460571757475219396063753801408174047948703157483510893080615583155620378716996242343638220016385827028012982537908516460828548291975509591310354401
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 3,195-digit prime (227 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 101 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595786671 --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":1100000010595786671},"decimal":true,"detail":2}}'