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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 #1100000009064579420 1,908 digits created 2026-08-09

Value

350339136756830976640811054388713875767883764573625061272529048004936511619754889446805554766180989967071024029741469375190560005345468920655490494051960484043817542961422920688143857462924536492619475509241108520361937151269020860155386631742017353481511738217500087615897726070023798675137586464613248813669064296681015278678014843264982172225833795923967463762356891246997579521737357148860487231705613532965113028805657549776513104651951427392687934229263850366804069683423147986747577396141986584560221671007017516661371606049693586441841582540649616023359557823882831265809563324043098331379551139200659463409655918068044568512275025410596979059745051943895865762884356087864190811950882521047245117045794744174058039578841083012688259383857710349535850978135616230681698396310787904516366949236183667131156807641479424431425026887959519523374241405027810069982102447526808561682598959570310787931757184327638912302279854370032728647654828677844122070384357555216667644819081082550604923190389325514841180727621351953175829773817243741403314884294890996428429403340616027477057681079013614106035729444857420426045433526581327233436197760546434741806758181092814767153671227118977326319448746040191430162212645757106359782394479760628941632206194187361461687455748507224666956164263832549232766531899853338599931843808252117209520934938240534781826349416753780153750273457587972233416292315839749890266728591102287319373628849599114810862104499232233961055450009761790762905630451583395220176611594712435659153590842523822618207881481061139445716494382020358070498365512577330550259377030187494738788589253060424880948524344193183859713312504365093355947318733531417224238431781709646397752731279713426990834819037864351595989944258520773841088433441211234228762909743250524692909192420352540705718708166824807886018964678617106910864929010090946434270423949370161702325060571849562240467488886546047057
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 2,573-digit prime (194 intermediate primes).

Certified number2,573-digit prime
Certificatedownload
Certificate chainshow step 47 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064579420 --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":1100000009064579420},"decimal":true,"detail":2}}'