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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 #1100000004874749964 1,962 digits created 2023-10-25

Value

680547288799516988656652535776892961076006279608473250582391126249956166664568299199282410481636040334991396309799549082509582079421063183581097710224513776481838682476724213659834945800336976310712973929532997871416584148966514410309715403483270132774794799976397160847176663551005357822134249545051789219356212427603275814032219122088738736517302894923348310151470993344747989925302098081124009367098950060435629804134669342088568144966469869553903810346603920718326686934304743289776376589112699131079274104459383471476129846566473364185544716257762840585622022115600193282753363030678686042106229486205853584962911773040309883164321699170877354419067697128664700163379328665737042828971482880546491125775976979761067517018347967646885116638508484479248941954245824405632516586936051971851971236660661161039130342565790640291630329755002214137908843026786423488158664349992649745324725829772974381891586080917901805510697678717008865931049877456863960659490129530541960603652097548215251283395022021592262084876894114629167869336491055692913237872935335921123015288109703077728519009018731111928696172277249152562497568968134063529164709469250911693551618696288101300810364182135407391054511620678663950439570325000287639750602070090328288125526113623842106828548014125117881901070845547512342195986327418400921113724544038497289872519043493684900585886112136321451478936852766245212966919173525500749909548542044715803327822996370621023438312794637418517320589853299076704913877477715276964302561576588732733527576872495022641728333149635248251967117953791699480914427834612625390333400538335223114154533278533422695144001124181633737679304761587787485467700450392753805400457076660065434483594999997270541614021487892775524166156343508691552266826230751787570554752195337943440792268648734399406392838501858672884795367930625079374929172839026769191326847757902540677070590004704289220183709269367990840340766787907829804768265356698801944497913598075166567
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 2,510-digit prime (346 intermediate primes).

Certified number2,510-digit prime
Certificatedownload
Certificate chainshow step 63 of 346

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004874749964 --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":1100000004874749964},"decimal":true,"detail":2}}'