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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 #1100000004877789842 1,898 digits created 2023-10-25

Value

13465325183603686446749071860741805223898152213376287963814798420899045825449118365990952170221541240637553937213162823966252620793583760896039585121254520201928817885211287493491683480560554127586216067460442320399374807513478356107019362509710060661034772553987489780656905092969038728263311625101855944533819967484383375925509811579144496040629749503880692651051464404346459997437686959300446030320639774911991730245613783583937271084203506123703673231283051365966308358878449113623082253402832535092334371089599170793278860730326263274566534155670362155410260532931740809036441704008964530656295107034807127511728556636617957545747259472513050140154460067176802059700533310592653157116789333697973322855176268256019154790722474613437509491513900689658225830602413341810809409101179829144368454487513194265188254162334009197178124152462247265795674700611694511494616393018080484182257188383604637798400922299944288714194306644229871258910643700505904822400982748252724899195670015625667413570421615413062052551148604082602397387762825225804442519716637956544356832095176102973319268429014724262005035164858006034974229285765648090296756431153814235035931903047866259180812838777470142075946803437013239627331400597384807713800241366992555391156454206722372617741277495711475350913388525112204173240771105460019096825298578440157705694670059832177561510331068163192900799434573465105620584584956092529549944769254577672347128631233287435199214672457608107652426963042181702273151716211052634587914311385051488558163159978085191817189111856474276790977920164495990760895778505427103729404793799594226491294128443614253595595094518760875412955756116265882319757928616012193497674703307538253021402651657540312460679752714097379056828117927857709623861523691396077922004835142841959954923393996117445369018721589011526901881226139675408287523921107140258513168004902878576722810974481958986338806479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 2,439-digit prime (333 intermediate primes).

Certified number2,439-digit prime
Certificatedownload
Certificate chainshow step 64 of 333

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877789842 --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":1100000004877789842},"decimal":true,"detail":2}}'