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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 #1100000004875227084 1,887 digits created 2023-10-25

Value

991932908144602905678564135967086609407907251423937524912537019894835678548834011764324254284574606336919783088308434689531702273418359414147748306270617276012696684723335037622752103480611928903393888578056110228671272614076664649433140360973393511975064611051827135299585962820158161343735579997707533585023642797960308079537375545724990126233006720737986389594411106635752976469140446549308267954320691405827932160651405009361538478178865925795641350178705603042597069290460375256874001379829292979213133800305249406284488714267137687739963847250239003269848738051701161357296990539724206884064790018771435400067151154826840163790340196456565588421136475495197991707805660394862474896915776279003477413630840858001292311906190092760119478085173005864277634728888829882937070789207689749389454219086616392776246518866050907181367630152470181012586208354917038719916354519962942932175747249654169762882426486146326372621605616998726876848614413409098723497941740381435775332824351612138322915003907637189787757467644555181543757416941225931633393652150772189070571865153369534371950357548696810156420519115044096046063457969352457505267949077804541063035552327860631477751796812832366077328612016660422177195907959677347861753967154414202428831167828463326633891431409755715303276857876105807330615342470079552804541790023795143401067690716506470607763707855984221079548465908562093933760928359980399275578260012185754853916838650843804025750124602560650765129262588725317621224715073434541405410530772849421437014454327516879040808877505202926388117754734033072172549012043194730340090082562238376071023869096431749301018102543918487108089338258727550270450042923983862787881389606864576708387656547707726605512971716160909138548146953069481508760984791518070154267516581086896783531539330247499685204251760839057926729621532961683054136537640922238819614416014609063528958009526731347
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 2,503-digit prime (273 intermediate primes).

Certified number2,503-digit prime
Certificatedownload
Certificate chainshow step 65 of 273

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004875227084 --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":1100000004875227084},"decimal":true,"detail":2}}'