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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 #1100000009117855950 2,866 digits created 2026-08-28

Value

5659644582628429716756453306625109121554025145054245213202871305535676765594496921327200679128339664604844474195957003944935859658911870772349731061410476520754945268690753517454294054801951730820264690511314347932751608600719774503445281764793755499813983232814663534037297315861011367514251829045431033806729495110778586380456903483097712620947701907664898841848136538082236299830146385409506018213253986328852395604006391423453455123724811849403593718965842287678310950464367299572053878395241937972085897967815777481653302110425229183326496520624274794884403727049033486195688093702543275676481547373208143863212859849870673102277688829672237765634117937625385536046646130836061704058281042321357089447365328006803841066368023396334581197443874078581274699498680312694482215879310912463436381910795137437508406971743003094155123230374966599961653427000826372470315350058006654467719971742940912128963673392498591274712186952686708538883274900347099265568429294540284333198019978438189006085973783608012906222274697877509299843482903488102583676920886952457684543520744278709411102117725036932148450191684261468545762676193105819622359243303347871875698046713534948694283669242930270185134002944722254856563068530370566102915148418210627013365626779582027350357293824416567546727596222056348509746933702158448796941279232551950207469065094431601502017702238844431723406570000750258736231362428615781904161312720788548269725229252307586258160017576741328729699108813073289797835690882676617256330684528542862552928164082920856104841827287109865756031966974885242556347035936958124454046033725178598776744366139186788951003969613381007612351288166985166464668275303633418136952967770801317732725033465847638341859167725805461060334905649110418602283481364803360575522719633737617796908935118085895970241852260708907642291193246406454816887234273822601162135914077036966534811346795854929493845211962053023852109305020507379591720312704021649517112250365250485219910219287859894751966397941150983153370376648502293425994453839716057871329381153515460798599486272371383161821474686550809590703987423658597594365183444477701194263284498959209948102007081653089056117510048870967868971127899706754674033635735831601734966568358327565326961349584074282687850851939232325570049242921926516636602875578087436285522510993935068156506805478857195935438942248698205947659283750880187861152979493253117565176760654617734249392731019185146152885144399299518696223324543302396924852647588075423062096182034515265643721260977131267691611036304017700197459187965396187420417110980322247130060837605939690968424789909684483534715703603344888368324010728838972960636939989966637391974347665840274834363432059814569909753736055561705864244758383424986458330680257821024990174015644995464888238676760709617043262653930765095495829904293846552655421484377408850998078996048612977755597
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 3,049-digit prime (315 intermediate primes).

Certified number3,049-digit prime
Certificatedownload
Certificate chainshow step 18 of 315

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009117855950 --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":1100000009117855950},"decimal":true,"detail":2}}'