factordbrpc · fdb
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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 #1100000001025705862 1,014 digits created before Nov 2018

Value

252086500249933287495830576448313881430477314858770516085042144184598622807414972291733703499804811148251133381582957008642063256349015259170136201454364893925318727662852102849358818766147677454953170428318391028476614622346018903235078685955502268520005179475719911641402143439415342856530055548822074314811989955807055643030648719492909359364721565092153106745516942791604980107321437651235454523950854072746933604423868625260960240711493561097367318262412326526271131337429846486766042283051837091611125433753120945498762164201920945857993643343137245718815184940573043361249053283943397388316112846694815641017414762456612556156861782044906710394092082944803896768238177949337051291010136413426312974226974829835343161357816016335423896167112832538606722621093916851824006154781579683913087869216104891966334331537156564750339583246448821384320537875054585337589807490022998155357925736745601932628672950971565263137114932174185029489854570241683581541174549025259195727085741000353093409809007283311028436497
term (849^347+1)/850
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,014 digits).

Also proven by an N-1 test (Pocklington), base 5.

Certificatedownload
Certificate chainshow steps
Uploaded byPakaran

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000001025705862 --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":1100000001025705862},"decimal":true,"detail":2}}'