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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 #1100000004895548565 2,135 digits created 2023-10-25

Value

65697721093820833501257848358576215251609060268194039431947026580850423323131152391890804959051292905978146865383126784246869312101528557772681618104374217907357870331115910029905264969444882486627937727801478196948734736045629154827484769877313993475974053000237092236788184772949707891777614838458537419915763857720795892064116768159694405375025699521873594782735760420549200879206260358652504996117770355050559283768647317336697018445316998935414019093366956218811398804724913443060149326247492596170052742119311376148983118059329693553667450823697969542439087558794072884437817590176089654537928139792627303977435441438348561480244014601938565927627865055134082217700570450567610510202552250300646520173227456486736018234034119261526589274172156270005423136656761163560022813490724409120735167287474323239488309359769889575131797994869783786083232651428818547515561190224301918348783238453198522477855905908207422590056091080366833784431121672035544307166181565301987461994476123058364321208164711181086199638871368199046263598829126651948589083045683936759484180919595121027960461021006776868663962287230628460117264194890855209391862955575775220447540420775741142646735572700023572640436595121391914878139829512952262702223445288223123918268583650336359802167400739942220978353817663651418354908025022955269115557557952622800664439980159829985415846662495770261303457170495464297732580176640253509496688208439437463186622444236689493387414313598765463045852613585938584110732801632216066977515857597286855608144998908549229093676724646806643384530549018912774975889192328613682783588316709332191460021966946230212133646346101996764750994486470195455651082817133745501035179600725320887532383615437058297882321035178984590956513614335114217755754187822129130272590032072619640532575633890240416435532187505126129447067798448464562946439494713477749303552587053877420885746310125928016116301456613886740587134251061686850003483050808045858782262735725950220991503844682853150231712182557874069122732221005297774512584545170358144172793669883036940086418757310648772795584581003782844258397562402784458253174651270150932854152005397
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 3 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895548565 --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":1100000004895548565},"decimal":true,"detail":2}}'