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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 #1100000004872933913 2,085 digits created 2023-10-25

Value

381201414867227182163289975536365603497815740390559826240696673488481635785047336053052400905026232811694666329391759031520001385959462234179209960306718334049403365062560922969638115907001587695307925428348609704733176035593757418523656503900123537146610601732985540009802581385152343675901719649954247369714644275876266098442584810397058556759902478756333260895659029760480009715363021357977113769050860466797407438130006937200628838868302273135744273386182925221600540610093638480168221483220710196629984068707749645416021088733989528858303262339964771880378720485726237345618812863772902870484559415599226225003400052445547536111472910636363999981650809791968022743210888299689697359187093352003516907952645686683480878644291749093533832531072396253447236834740927576215444658189171695877895228131511697505465421589068732216390351278304450819016974260370523569882166040447634258228724920625684110347841448600632802901090907316183665827140221400697995159176047911158709469753395228835464578577889380161013619811865973035129470368729896870369180725797671639783387226617439786130587501403903834646712785686187209435515751645793926711244457966061451277608923918463569907040581208818536039450291646084934304297788267427096927631408747172637580401402510477331352464692100738586123626435458327688841395571779519312380782493412401610207037425614025533505229689283765640059531536632661871204075309317407875285058599011217647951899592649060375531384543470482208682191211344558833291188372847407345587562322573156700517138507350594083679199058259962069195929752383410158711432930599340056749872084841486574506026287996685109143301680941396590632500951917776808108078774509418760973066646206187449684659815465989780862063678469509706526622201306704522956094669888725245136477404690135188541588052606583094183025038955896598589735020077765847253998604195606241503414157307528198149366501640963912453777917984278749220698924527609467988272451389010081733593584400750086276529342195051004461062163700141502487092103437520411339848060114248023678413407116715521130483127494352635085167882457720639
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 48 of the certificate chain of a 2,569-digit prime (281 intermediate primes).

Certified number2,569-digit prime
Certificatedownload
Certificate chainshow step 48 of 281

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004872933913 --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":1100000004872933913},"decimal":true,"detail":2}}'