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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 #1100000004940842528 1,284 digits created 2023-10-25

Value

498202335481772829965129324527596907842782374412113943803348200071722023669989475908350104741731926875800644005010012430733496351305444480993942407465965257128873255527615313984069784474662917283135442825606119951677246710878642904943236551221172186861823773048797299151335416722195166179057148825767137451623227032083099666565328822522628188779056337964391780111224266684339439965457042848054558811001717640491090584168281385431718958981833012647878423821668903111530334295598712825805463269581025861845298020540509347027119547542471581199629710945865157779911400177947142042303200327657635842138158711783417524905426005833927497095180833974148880532284540218620436333071055606039413072463317177855927475474360921666413136307419703970814453290227381414148878946428666777666931322235261534307451507172599289199082682196983707365569536027864405768042223079159534037445523278871095913135970760484319559369051598735756523916254026519625902286336341170881227678155454085708809501880986780922551212733984783573408699331357568442712106846458450859246428956523760764519932349415811279136459630652258729016011526207643388311229257068005912848471206845813503952056965998198423841812955703579284095445857626594772685838179731886225453656299769145473224415211432902376966544097980161863200354841
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 48 of the certificate chain of a 1,658-digit prime (253 intermediate primes).

Certified number1,658-digit prime
Certificatedownload
Certificate chainshow step 48 of 253

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004940842528 --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":1100000004940842528},"decimal":true,"detail":2}}'