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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 #1100000010589195960 2,357 digits created 2026-10-06

Value

15899354261578814280843757444006138134102824667275104790729530785457763678644206639819657914748419827448552408686765218456750403889876106468656983293310274695253931651664331331733617233089478957656358743622654146006879355413186496546702456249321708636051981316226780884247474659101517537207658517413043421820850606281583099471297649123517455193085117331000469842728505182925717475061808883779166897963305682088562330149499027905377240993999722429106391414273021185603344336875534498684205918851310702147782880431487535257234190309348148603752407028840114563244479756331370595868152606600515279366096871411530106910163219693230425858210841230916060213934013242676437247119629294379830362936880660464726768586619785613504125520639925675413322072401717041644413364298829078744229551667071326318732706794970042468460703910635557544092318183079067373802476012910796218120906880107771470277335171853201453583859829697955792311771351705534427672105140893955555564498161227013240622542076046114973088719909846159901896117781247161488515143191598625827533077306035382289324228335661251586329008925065655788263622963135561473289569998375366364873058406466185732652468309861001273682938667089227482623654091615798293775658921642623361163525875146602784456619633683148285449141039350644867142107750186049338908779788700169982472405904877754642455061363394884327496538625811100882282392094888419371140428949121400501758972527413246192293762311038066941387661313214920305831061813828659657926506901615347375185148623038027872626253785976389236358984986072838229294460377133721942937291634422401972996332256209169749002015306837099393176001926406339639003118073180675208261199295701108764952945981716898462934740459368730322861905076188200336621101137665207392109822038765631805459423077623078620607819571181216135337917284960754718905741436855689295909508913050555685134396477408325570075603817768241868035212347729650108124564567629789404344997445804353956176620393063151362408260035390578067331937860872092580075078741987437565071408276456826606504200627908902850983669693290286866527333175019420755519155774229039175408433755811703764810633242976658688027624797889668594831018097832310148287402456160330519551834886898839238162605240108370345041813902218036049287437269619201058882736758338161410542376348559190054199612223900283755755253209535535088651501749383107849
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 3,195-digit prime (326 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 75 of 326

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010589195960 --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":1100000010589195960},"decimal":true,"detail":2}}'