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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 #1100000009080662195 1,777 digits created 2026-08-13

Value

2928638306279758252615565727423792025318514752267712254631132873577131875064388699769451760000118127574236221595143952692581797418576893495093442196336640732709861196517621752519465995121751293026302740986719614414129778552152840455054391829375805087925998352330374179390673715087424106415989809833337047319080133340250035476860664915067539714044261871905155003102049527871616165693056827021580976278199007344546761000281753311538847579883827543738239345098618958541554855853017300643169388182811066570731316724704502468332972219585300589466004817870443527639063720727923990235546326819572063374208471647444124241274996968023997906895119909192250523634826544353123398420775093242555236526944685567604354852550622445299230854934115256758904392494947122507351677950060611058020589954745650056769053220131665829745881771466218065581597232928726431621237748568243547232425312664414502019275747914951535176080633204941822167101116938474539804850087321325678495423276052819854675967279079060751878433316918119607426251508475775979829659934959170650114487150500970141640340408445599339660919988603926257027801939314842601530843511996014671552466455630670201464149037811513446418351346503788481507085017527512307386678230701796388223681992334968545674708400561854288815016952839579834819890833705437770653204508865421226083442403746948073839396446345963911356865992250122011707019134801037104279587976328563728447716524184136408735746603045463430481171301011020592972538648059565096755166316453626806905192048876333612353407102893571286066831645360831667065810877421470282597589609851034026212202788997380062174339937147689400960039330082062397785077653412729363995117051831201437551406691909414520800635645181063112763861069291908740343727660199263181920203656410735195660822929561991
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 2,968-digit prime (203 intermediate primes).

Certified number2,968-digit prime
Certificatedownload
Certificate chainshow step 84 of 203

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080662195 --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":1100000009080662195},"decimal":true,"detail":2}}'