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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 #1100000004928628711 1,638 digits created 2023-10-25

Value

171178559897455868944107918008053849607860640263402936715184948190205642146027428796983903246281958748350432180037217894470409480532384658998932002654581163905330201582591246495957909550615009697746461429164519824592013648577234009609981453793504298255049792373206441750583868596796416342556473699665840385280107395269466091931432998691842948742800534035251763808752680304768967817106173598944504549608161263612899728258960088921749944426152050296347547229270666347061103197193743259677192184793080537493194694308189590252659600333538394030018462205210769243165220231673503535674670932829528469631126026716259773140977712289311492315166014237706150715468452529740349660861490070651666173019903911959706973077672192215726672160969340391788304222660422113098436743999092475073022559809083204502418363467852384555710308162848821375564778719743571249098133732858737663534455232459578243923417198142997729587108508373012988218588371518259775423805161959099602243573784032434126609741462688904557437715218027638399409402071626059309224947042697218194875652824954727471257214009888506305644493084648882886366523651570440859871750672627964827256210131634694925333805885058080394230241029466759103543914572680031436365059531288146003939636629155655358336967291953219459414397834405123077940112162133010510298054652188948553316427828546067306322626372867695841805044548429430041119750755919162827283610270307791747176349288692373747033322671180086476345866425112892206129201602014729656054686558011681887460957044358999764126206157590909319118088542252183028816928575686195327320534307104070978431220404733676319630494162924739911862677216177907841
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,834-digit prime (209 intermediate primes).

Certified number1,834-digit prime
Certificatedownload
Certificate chainshow step 21 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928628711 --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":1100000004928628711},"decimal":true,"detail":2}}'