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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 #1100000008799139361 2,254 digits created 2026-05-10

Value

6327749657604145740822637639429958190048986101082103279169513202365619458735786282818577621802054479320466311041441789900760771404770163435712304245281059867787554046717630980595999034828185738657248604869386094060202792703083914744789731984044634626644845803918628873906695591018358068425755950416140404725675774364416654845441938680007750866102909618555077754214183303279949887411419192142253223786057601360787391589414232916547776172876618593185500839484442042804844325425820922848967773409688054754673172226701343283237726403703256464101878663160301477118494594757931205765743452099338293208042760757928419411601026395256870453427566495705612709783206422520583950185366797266767406471911307608780354857316034056330541151670537805405951663049075252895677891579776728751198441231286754981028612905833163501294342633201140205397931530260231824109037030970391864349253023209006602652613457396924030862456984170691654366993845424825651116493342180979919868331884508460820229599328141424388691982737555296187452985646343549066149244799065040161826148302189203191432148363638471925020433668879678446070952563033931314478058611013095405563794188901223271277102363206724159017089418012069188395164294156897200518277727573265049550419990785437578005261445027817971681240933598665256186059336885367444612439261713200158691757930076052584031208844252085735438746075657727967658934404094825240990284999026484103339100770888435049900789819100906498892923347731393990161948290300215975583945090260838921640177641808823122634078635157282579510884699405254709752601445486789098089384462611098996554775270051194458142525148290022587116215529706037341214384957114763879708892548422066436033939339158711247539996333027338157517719200897376959421259576592581819794524569725477541169018564941163011469620794808459093311463471567500541701338486516754553005152855169624465846738499185443325663068242231807529130941206373060013637396136773825078432341284362175068834108593390927259411087166638965640974382677346827676025905383082703214429296743437775773593147697236717057171742915112782439792834203213646277052577061035220108113978655137353789089834205047102960664868929506564325754134899679152808881432778775448127578841902741697239489556734821310121522484656106694648511279
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 3,649-digit prime (239 intermediate primes).

Certified number3,649-digit prime
Certificatedownload
Certificate chainshow step 101 of 239

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799139361 --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":1100000008799139361},"decimal":true,"detail":2}}'