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 #1100000004866775569 1,988 digits created 2023-10-24

Value

28726958176970336115762090000676364518271990788032592609321964693494596668874940056894688518334134391591457831106075484113658865588081767989344507993784340931610073094147834538907413508012451865937248655801479862815964530776959185286427616837134252469800294011472225609845943198917101848361191627931964809551644662287152818410364130566192782514225250890079835817470534946003363872373593714190365479762415954739860367848921938822343536460499682682124865246302728694664153286835986954497005162523435225259301699303447470720685238858570451420113314495363779270213224153974978193404838304822582005878123466887039289225689425635150372667306534235495215005690773235318594428730416959962895785527935556797510727518993033054494434851808231916456180392813781100830595660304249089912357616577451423527900006572925102360551179756704743930622717482114943473281406816645336433682224922612867530046166984688555362903063942805683878775124563886765489789253958978890257620241113600777862373054970801844853900178600970962315325154606285533227477926773882797897327651709311710687499295638738572045906212837219183931419005721102041443040728587457317887990637074017836935421526895610911990758314121848199507182966727018792199415295283645565686361054772370570880186093393463288046440832650526877190181795482490557335287957575336352850792133212125998441126440130841244152408333019471284497778168313760918407405999047779141965462136094956323616586191609499735067983496980014177939496076974721115287026950404695372703049140411682289355039096917830327151297390754224808178021641523046500185281377418017804947353711778861886748399951575199100438696801825957579021104142514920585254271986514982695951959469010043344603814301597154790759976517908472598268776782438307170716689083262358610855737277112530706343169468794458889957945801591348348048815348340095321823745362232947587031690846622058301080639258311674700038242430280906843394352063028958593963660046554160445873786200473194800965859026662235375734432834249
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 2,747-digit prime (340 intermediate primes).

Certified number2,747-digit prime
Certificatedownload
Certificate chainshow step 78 of 340

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004866775569 --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":1100000004866775569},"decimal":true,"detail":2}}'