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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 #1100000004861940136 2,240 digits created 2023-10-24

Value

28609998982336421944469612591101068521803129632185041324280046332768919781491155276442941969432752509052679528814080020291864952767641751086912747532973866942184930120973301030161903694324412925192450732573623221302918708015337568387976287512900171776519509720678370819023131525470441774773444830065849801614749284570161642114156333953954105015411402222141575101346122545160188892214563299236331364537483112284136256416236744175057499147532983490199795967257940165761235925717057594268344610144536022970594142483176785869673854757634208232609644761109527123070373206348460048896772948426791873122260699321360504290371441414811606289763313897161435092797314776845290050086881232225546527146029406505693885606300507912719011790035644748692859697260504089571359058428288308077080053899479954816298258259266753888568494489770284999673546935538283586421789416120857668255008599851842443518347065559044731250757322151202175072473090037786951055503914457142091024503696154232674877412870446413945047465039817073993341701394541464686585090701589801009285970711977557367583426311696101258779296382043826534777624176447212818898339842305968006809728340476587003148694777033490911512652829366542190184411546800548913711186983462303591452453325853565006827903825317808989547797373375721514184675923621700421412962784206011634084269875521412038107306756294044307355448714151690731204581746893629067009998177587227562823198108571825842707445966073038137169254143810193217549816147774430454106010710699584718466831618646890227458348963629094974627613315969628622816520792956056664199006014174690604415375471302518309503416258817501515816482925096329942780516645171408602841365655653207680552038040638044439080984100023852479880632318748010503729379505221896726707191601487240847918070043388803183655017366652830256862026560070910179243819678443165895824817620873169483432681487732565304684163948622347137096319478779806601119005411173092855882314683227328540405217552438366114656518169386135146455750698073059101012936774489360169130801593722206463401711157595259863841124694648575875268450347218744531842959659026926230895100815243373996868728836060885656410512490040856205332299099902594485131392201194105719378896549222036363735714933105841234843582801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 2,897-digit prime (318 intermediate primes).

Certified number2,897-digit prime
Certificatedownload
Certificate chainshow step 68 of 318

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004861940136 --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":1100000004861940136},"decimal":true,"detail":2}}'