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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 #1100000009053480693 2,109 digits created 2026-08-07

Value

485913070607499912305205547223626953479434034472979582587099476570005174511374577179996762878789984464696941685582743080055120353460599500785315745110241054412452014671204288885050503048120168728857086632281404687481099007592316787939858727699287888949692143143170334971369778907311496046085545107441028187935966270272276326561171939454885777189029520500445142523013702593436597132950665895659048879592629581539344678399272151930295887139577989008865747846717795724281158063034029130012693354668475658090685365634870902679980256847125303733219607846985865625257293992253630714058075727246832800370990106061006955907684667542156160471932284557505790521224281903638142948817481936192303336111565505137811522396995674334481268833085511985695558353083542392623212691020966979489955782953799199152147618608490635942827699439197772659585173258809039742356119264175769668202574716089166298262850026710264139794533141522235480501764173498033945440525656241280444476091230979391551329190413648016720658370299349209631922509386141046839487917699490973910433513537790185531212157428859334972336437855103546151816796036797505666928566378110649095493839991287695838967071404012518119100911412451165295981511233071746785474849974382748529415328551978416008413931591774567250025889418261449159130547272160302784769998765025878549578443323168756560179416417400980327092414062055494581772074268702501892414234998824223792541124055201304956545810229931956768803919840883777893622776327158029116787343721603709032742428522580093892816376983958125003950438470683580970740895509302932211133230725956491881587223219964705550301976806929481810276402341251704001971119910992854512328532717080279943546300740475705686755547072232264871794561427647214971041766541145771936130674331184660850512873033277424624110900744711256068820254675440057138690816071512586432911186871207825093579181990485667691007405915108985798274134456162417489621827188893537083793669095335172734634631856610737370216515563339870292610110942239742604949743831399624287219952316078466457963777012805269643032046739985273336771114180529089907705062523984029748943
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 18 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053480693 --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":1100000009053480693},"decimal":true,"detail":2}}'