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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 #1100000004942350578 1,073 digits created 2023-10-25

Value

68906441597047587743239706436131837539550877423905098546178348160667907981034774831141815088124587153824463730215312717077907539657602126427546167226526464943273044070697184956558003241934008388091765178039554844907014873216302784446609809624708131789496367040545953332804470220934354939738873321004469442078803740723823418583820898097787250319840696847895023502773215684312408496512070958969169796096864708785526393005805759293391087225277867990058321477619668840373527437596984399733642224864284343086854418540190483411539651969299019893524712014571447032776218650977418233860203389403898049653918699761741680906743981674872020778783761216560045316650224961551198501595146796711893211532811505717470563515568925858239376482593248198852119963945383222643923992493575403066380164136814241499384222333867455294011441157123079278548190727703866358080506248345387219438453349309527882960640229049736652111332888445406757741579639421803044484021691738181757659718914635724601715899084599047081040694162649558006510957650025924603366146553724493477976543465078615292258831016431
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 1,624-digit prime (189 intermediate primes).

Certified number1,624-digit prime
Certificatedownload
Certificate chainshow step 55 of 189

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004942350578 --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":1100000004942350578},"decimal":true,"detail":2}}'