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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 #1100000004835328994 2,720 digits created 2023-10-24

Value

21180086895182725216374965490369386736547568876597226402795393437432330692218545515257909378726895354994265851904120198098980310219948123915332047064362469403745629190480453264694783873198828178966814284201212869366073524744846983168850637375490809854073717719504782736984120170405827305362676261048531878284221365107849113019269806534691956189049958018793264523928359036788562682438615361013979622142651066651407089969744471387786040782489657118376959173322600637231291192634462999852258404891257268794947527207540609908851646097366368133114274248956377468909419406008620575405443849017470677985880732348930408078373365110948210115798742554722330769969702596400352514693272602121500601359301078192551925091693669863632087481363129416911766211198582628729390727864768462669335166807759578435147322175218077828135213406843320258941554089779178185943178995002418293582180604836606968438133775145040154257724909498931083840711290245556468402753862083875369411423758374969542818399512129657648436410470863957245999222016676142159972989156189237443576236636703221830249521117207599025345111547245436474728052419571020712916533729395880366895812015692629423761952831129591309928748583519072275902970483474370587111314126625224575925508678692067735662039014569785080770420286628044041831958732653537775698557140393814789266429343522088323429833735547817805644915064314833765300990177197580279963811015625892517263070552894144961382067393953936945636382910644214199277461460956540064292777714561021464436856103437085767550879073562022340394275078050479855926235634442962920166289356568095549737250905438625361298799099235843051837734991802485635953910795830042967732463710686449148653199445130852991761192037433847047392905884590793675023048410468433744541927639643091828109789850065670110708232688446014688716902203208936227766429746232762615913906736575711412895862080553449243775074121331828199442886504361116759014369438695284851092224313338931324128707477451107200559096348661690219198784587769834606646199475442444478434598937304665258452919636398354505930761108642267178302927192187340094498508963679009711221357206687096482076554214061945869004495328149559099151229929065391444323610400009814504674031322767862190450655908275469214829018870412561552017252162052776897191253580058852518752081509913656557521448003463236838978456447575068031012538042748755433409177692486703741545460891779070204900818054384543984919729431236028700449836476731289037070527505290623064726193698996559350277800554152603347670210315059825640725085061029867875077372764009576984379427799716341334875785873698193139651818682627937533116654828661654458136750654031910231131768819310474850223199532322451432869600444834549536366430133536017635313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 102 of the certificate chain of a 3,710-digit prime (404 intermediate primes).

Certified number3,710-digit prime
Certificatedownload
Certificate chainshow step 102 of 404

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004835328994 --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":1100000004835328994},"decimal":true,"detail":2}}'