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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 #1100000009055089146 2,117 digits created 2026-08-08

Value

75140344694203893030357000618921828199680514386076196278071679506017463608678619292236589058958550358219050738793166135066529672806591884981891384859541848012620040688050370283069483686819380752924128099371671128374545711215214704542480266948655892034999767242003939044231873230146092522610928073955037412283683312091646780472229751223841174420164004987310536368213744391432598151561903187594829220584146674533763928514232785383490301435914297914223281528672799373074844869601062103143449656327453057922925981712935323639642611181491898958721340098980749205826394158342054224697852509335280387904331865131215086845850749522063547283457687593788852996317172199916728980147953524834493115402616797785239109643050366325297664899860126173422946605174121931132641858703624170823974275725917068547868120138919890678792929709600324725714487820948245630885140494923790078967858350983811696072969390181988396168996891200766022572705229547130633614646779087436026102525840206319684398994899733193474455534375858443064502707776952870437389505207763001182280988836326745286798376375826209759111422032242936975664973973278129764867448440209585576552573466259964308416344057133723874117936382106432585991325295034862429803083822592976919716650978586471836435680734790109201378072716368625566182700463195295392229362685199200113650118329733105429837982801514554753168444391059693812842183769975184657814370601066952946143688682231038595449151813650738705726557231110251271481845831376799257366275596833338646072899122926071276071608696451054794319509651737767192251888292141294577526512579455374062761536516559488239970602288327216826502476498085036983352385636059959658757440602033647813680281564384188852322601930363290219172988607164181382721708856475500584777451629469315210369152765156817183028509254463194225133892428451730920147914217051416178956254576828881624733514227876968994803395018356116605351354894556096779554250457813640391928573205881897775001337360144164106483154262149545785798495109000893616995533827321506768971334226756156748537693325877230570472576231022731704763513377283894867542980035715135197243276358759
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,523-digit prime (197 intermediate primes).

Certified number2,523-digit prime
Certificatedownload
Certificate chainshow step 37 of 197

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055089146 --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":1100000009055089146},"decimal":true,"detail":2}}'