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 #1100000009008075664 1,470 digits created 2026-07-27

Value

647415285128661298573338818511998578955546181910766250162856350689751919148594380889605646571430917766401823403962617110259051481791558391554110243338509222353008613257678271365810711404024526698115777274306465549649411726221001072872193605250564316367016480523901107361169292865573877011587271368499800408049227044560231770908354847661133309567823049930798518735372743076360402315208217112236737628020871975363789337604869812557553640304854512248994998991017772192395258731723353303723514301319456108525808043437483825538882007140491494228932445872176378470882651592850490321857810296665954943829007353126965388058256616345005194218462211278948102238819486495443018117546529040362384001580895831241784638216289014168750637389383952110677447429543380959285217848646530133442451489158183290186681250802792615032832888490362317615960744262771322222527630517994358933223338417196083792279159388232136334238904875584181478320295963083292662496494254659678827419580738266001480247453568025098841197183816439763057882340657932693513512761572097624298771697179870713880150142386726355626993323199528822945687319450863286558188295672635500263443762887654208200283700739497706675855825360854493383815505122424505018780740612893876405183278467223267070378274811805777696152438349446790119267876138481709596276352901033081771621922076816228972575769833904931348496031657220134561601603906604895040639056441205267132022419773813963181487128853791262541746559317471333118893916946807
term 8308^375+375
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,470 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008075664 --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":1100000009008075664},"decimal":true,"detail":2}}'