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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 #1100000004873011886 1,884 digits created 2023-10-25

Value

422192149152512720406329594685551934328263102129621791590301505361900664307137752492139976946795550425616498483554996571748044010862598553193526248379305981413430628414636505832197266574729035181362586699701303683929989847768118869636185127434512821759174998218715822142553247054342382343177775404662489907221229412554624837012678168155452037786184087395834293909826219404130451416555092657311466459310544638965453287924032539905660090845208211559482594078342338006619726371599409346936470048571663885651550634209513091057165237645244718961338831737713168404316876907273655417581878685017545128471668660031561143544601251972092531575262142628456241727525153918840215218816327897582071897051780266235099909089030924339169564531019059951736104492424493936292073484183284873765174725714518093384273907445366926771846394380867205045322476396615334966236475761736707290515377631511110794670865856312561685742549682776454227113286380918532654454211273373737109270115594806975330636787884015471201836686548747818760396161380755312207766040510184034144298404160503637316279984548981843761985436050236206814729238501382045832978132495854990010956449087706166296011942544287430645616168891959378445274068495438942138010788144794958807711341332850989184019425221084784503896752413858154079111519512124668236146751150784105488269811456230408854143664493949617473315207489457826728707848887267386143227711967005216101071708029947139113501893726109163443454422163881235289834372474330362189681434552235851105197324128647369912002899532495120827830186173855389870332070142831332476378968769374703452442185339207956201262713360009755858810685666679214765611748231398109688192871611683151625380062434133923925109219926630323633977865029132291474627182345163747309078751089868129479837252836047679356906521743262300866374374356364116763460090326211895840394708722134573539202034506884096792308997225313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 2,556-digit prime (357 intermediate primes).

Certified number2,556-digit prime
Certificatedownload
Certificate chainshow step 86 of 357

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004873011886 --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":1100000004873011886},"decimal":true,"detail":2}}'