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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 #1100000009077670930 1,789 digits created 2026-08-12

Value

5527998088966275839097582280484132399150875178343239696564705038208266427619562193248383706253956594277028413768899872886157852328880303738859555959516180386667106051930779668016732174755623050885324560989013922028051114553980250876924384609659553958524473388411587127496485172631309434891714927263675250855560833975654609481726344076615718995066399530969380900554726418252133442716624871249057980690516861618628273774759739023134688055595391830181973209967232753095979964214114048344697020408367143143976401693371605754914597988397358872434216625902361726484398300936910516831109265919453280659740716425610146961798861714505919153849984143066562971142266922159964626663051593354743855088898515340453928242319603568822758687350283578082973338115822152018894206820516674048844825635804031966745140411301028640917745940739486222602774084120900036605751996140884369093784267277489671122946602606074462320722492844163455746558783472903475985556039253523565887526309358763870759857271840348204749382618024549766772260686369796681393897923348509112697017395070515702500050506207452231073493651757742556200708784372790889714296253998813019808101658385268336376773435689523743522954345411845393675852116041087883570442791423791775086112810334635944699963304409101458168572733619968661014464903656145422446146402843936424370483102126082862171157137039573957234548205673243622896519922208309494905577831407299489176652530533093257830795675159304415113622117341245583522109374778844135807744629107881782115068019258703939075495319286793601503368646384675319424286426008209286267774905850691361656151272726175716836576908052383389576222097747500353679875143715694741435432699129681362426603863566874454210157525641220553869016604279905887927289772890540523693469422739906532954724513754061128345393769
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 2,022-digit prime (159 intermediate primes).

Certified number2,022-digit prime
Certificatedownload
Certificate chainshow step 18 of 159

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077670930 --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":1100000009077670930},"decimal":true,"detail":2}}'