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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 #1100000009053829227 1,599 digits created 2026-08-07

Value

203670155748101892518905991729276457254228365382666693846865483709833473170862470090036668103115573514834991135939536255679826018268485128083716302666312811292364007453056620568320787385729467303696316468190218788394069746620734600359630908820197796699747917429852896073431626133427284835421490411968551109851374078835126139524686337121484702290632913693489461980237669571723502660640761975614537670464758915782847258389667488571734497212686233560726589464136524706128318663565070292982332807822176047209427464240914503647840032908076017257114602357697594720732225619411694315792472382369316450835467171069663448468414048576594815191498004460786541677403636374582048144069935557778349562156938721516740066972013447828015963612483467224647459113419102351530263929016707657323589814217887982305513648448325591488571649003892320821454741987730382667647178614007711782219282649743600822756134894224141118184023055106679464536677979136597793710365386497431962204150609278181703834753301090526876138812414414911225878252118949059008813353987466038076130610867531886759030770098443815177113432712583311734072969378796739147287398510711322552072019512768416761232761273977225715166639752179809065526130966632147040108156788608793600599312362512789106860682554252940093732540911077860159622127153203975603277828031670061292376174466251183502802466501695803276503553324019041121177196558860115113097776827576124914357499288699170478155014272105291200252741985079654720368858366317983122612869557925697643495172345389408220294721746121446712582714830128450939945198848554330168637816007302730934585725379170793
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,577-digit prime (194 intermediate primes).

Certified number2,577-digit prime
Certificatedownload
Certificate chainshow step 79 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053829227 --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":1100000009053829227},"decimal":true,"detail":2}}'