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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 #1100000004841801812 2,029 digits created 2023-10-24

Value

2580562617604647212673923306315033743450571804136595270353245047617718149680020049677198579216177765880441846475393310973488568529397223620612864238609396093785739456548192673108950995219671203430257072666710620092669518049247917618037444190003277733819707677509856058880548785462976721812162650576366429451743299525582867633546242112517874208372176687991741466395328778686362690170859746445055102648121462552914373961134579983642987894480628076369935856182274716764124784244024105345517640573254469441234570960330644500967601398761297027624752518118803291427374096811415086470696854720463992564962120430540770625133842340994789122795379256289190442541287216001630330788098835353322800894949559584606948126648597648854690177383882450831845464429693187548301285316908931370361602162678881012384034397064162100624582189364707171121179696302848123835640258215163079464906335403938636630441957051041519769478602891183701310657246102433577223092003802709521519396145419884611577705699194892762886697559180083932096040268378994885979803780227318618683947300311395503952784597613500783802865405704701721144834055420768149811564365135511759059399342955162209935291228514598834740692428891296582013621754347830502521843413924197341086077583905421963533698928204900734726694489741822340468841542155873941616762617910350688686349335975708766972809072793045026217021553034213043311094956659705605692731646594337115387122181838458011141209135738164860653473675733173258523922536220232671078423021179523563327741689244921743040852072630986760586077965975815596243482804645762216690797433238416024765370130629155675640266475134864108150152815195538796430763706923091176030487935277344184806696599129483018925569140295262722044134902117975198973507760759705160800560061206571989870650878965673337696464718766855916344909793536940590064068824464242723158081136164828313753889981811181945164598991275686126329578704032476620847283854735403375571887018721652207529092244939288708225904330609297130006368654538586257229022231757393554056662728209779
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 137 of the certificate chain of a 3,446-digit prime (350 intermediate primes).

Certified number3,446-digit prime
Certificatedownload
Certificate chainshow step 137 of 350

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004841801812 --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":1100000004841801812},"decimal":true,"detail":2}}'