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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 #1100000009063327563 2,435 digits created 2026-08-09

Value

15936640773609437453306284580504245576827819576511504099030205426707938846564380413448697487220854312951136798792140793236955620980814006346706684670613653324717100168317958034596205731869194510481562405618108284770621895006126295054195385589424585362009032096393589596073831353388649213161883688482418061334898845618431145443848754599283185449489857123960696076927910209432939475276898745676634813528198582153982007765676679824868534633538896699931358705072736436841741011237523644209666831241919469344875088762534247778330865801598692099490983438977734022811234384970982795179444332551554314810064077297671890335237903527618934744251009048407535274871447426168361222627811086216970565862987238091959631535073852528942947960054689999473348444355168429329667935072724290358462879434690285821945617546534268204161920671998407412270243957374138425513265341991065934327526434576932021378070484801837697540837920713978149794952480380739505024019937723892846106598209289545259286501694395103002965949260120953236670558676795597548368398296217561699630404511880989668567275662351922420073945020484923617920181357690939622673353024315323420077170054230205820020918931518021243610387630677063054700571897231295242220240914581851166035504110015281445067471482169787821823147689277061753518413564952036059575309669279500751489294365866707752085323667357894593929256358440663250661413576237339334045240010696133573160638157852624379661064646914420091737348822476645332974900021757585197284566273870578916296993805950856402123759558605703816572995437171445866867527973238678518192327703596046730616293134898390488755613744699644400747704373807323923726891708185575411376267127178475419401861926346226329346357494783687179716611324579046503454069053834058775528336038299225590518061474520304979412271582187761050154007876995350960878907423253586446239546740900653033798306443418368749960142892923678875123178175074522717268015379150634205734853611509410835332929332868711936968515466201842964621730788624343019598438582358886943378358515403989021914108305340838847208892375474102442238452332557495011538912303671951285600065991817544663290134787816283122373326350260385996923248881533671943927260273838889747518107845264130985847501596687630403334672203270114761985828248749436959231155545807845282849454322679083592395856005781349666613652005626408403884002349095553344748432610808196799777168266318081900787871257638544340164489943412518438801443
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,570-digit prime (192 intermediate primes).

Certified number2,570-digit prime
Certificatedownload
Certificate chainshow step 12 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063327563 --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":1100000009063327563},"decimal":true,"detail":2}}'