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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 #1100000004866880879 2,072 digits created 2023-10-24

Value

73844968520469750125377463072395263053029594912066069546449675635384754231697941990540917843430697899312195462025055467032708320645504400948817446255634708644775433439576542286623380240141783069146097166390520877106638777747336499492612514186260207159728933255147019068604633233488296962844274179750450890414223059302040838909286296459272054755212999695275701080755230213753892188705273220479316129601635038151982519627665665017811833191101617598085501749144937923401094834131716928197914838304344694412445144777254802223006129669328210349561760701606876926447903488651575821575251217719708768314439491826618937052211965781264596382198717162620178260093555603859288823817535989486812770976933333510887975467482491704630841167783092677915931793041244511672914418360008500834885241604633182052425998516938318204716382675735684086518307432764882178820111832098374607426717822302143201868182616923703054337682461684082490443259263748926875406720753927121175828950817172332757863307541279102081170084809540411397766474084073339379181793667507022410302940746086568434449539043954332972477218949861809371567284911073605589260978621892500268631120123567404734280506932387524387128706870937795193407325045014337799092423313004146316170670076094599179191666481241340024944134742671129729006246718580821989211472986162622933447566396023618047150891904721180106659515735972114967005614329795718236003995109757010355473562684491647784840591401209310528534470208732626694305091040316403526890083805655692584947545329134469473372981253574329333050796567171598844012390395414147620740521750547158467466586732164186144149546328339337661902218311934862909099868393648993383268057349715746682001330522000037464260499976050871400444638795140165029564039414683092780209640173133040233545791260305815187042840946525320852511974858925640746635124295790562840806664093118762571808732196650312505211151484502566300987204631717109299076424172720458575492753902131764651399530669334077101226487714293757348264975291018221518690675157711611282324444049049085214418860406393992099938215412494632362253
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,749-digit prime (301 intermediate primes).

Certified number2,749-digit prime
Certificatedownload
Certificate chainshow step 66 of 301

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004866880879 --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":1100000004866880879},"decimal":true,"detail":2}}'