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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 #1100000008942579688 2,769 digits created 2026-07-06

Value

154144464710188737426334376368160162364762400807590595781664893923209466423311516112460990583170713852817112334852780041761096684890415305813592199074289214737082463012618690150525718988780251877594103614779502000983477183649685479021668168928780385339278948287395999411396837043702170122964909187975559808694633570716583202249560485005750929601669331549115346188869306069866914533294737734235051945136781515001675297425454001381811782651340037723836649959248302810900361577239026649898944535802625427401762568769040560692212441857977918364049620585558594139098009880500690840165802975370094557616032764059866265761614132632826664975881777610852628936597380982694995760219406418568666413354234934387746949985024833211788341810583326015107173810989860360255738463068878698655345119559422015162113117796585259002421463975841533442028370553437684037603596385609234788610187617600225990151666150061122964517754136707806621506819779277832527416096158143764680709091791228134996209289715422497920908868172784852189782509543820853053468581809811055764354270756567095161081834780168921242393542853370425559566608313590210508923045680331203442990584117394359403055056480744082456736222268620182009976718407950341552784543008474065001437659411254829179774762817306450599303473604855340057045808802297968313092042092012694152180022284528367880049567601531117379794437899488471758392860722008436747025968594939108679354488154042848732691773827351538493320825320265644966747345219527390065372462260188635618340631015279952481684979298726221517188193723933082957200636384455023062580281826784426193244412978135663793120178498301541608007982849468849045452099471384227128493434782611751258451512121473646209160135446966056059748939886602940516960463452175752509614617764385413393805322580112712533397779492883725928020085444051102432346326069872912846669612394380018312425682009484331342652739351744555065483666561400288096735224791820001222981100451438038578259437278761187227388768756313819460523754623579205139429697584162601981897992536161271467304822494608865846751909228410813012439005174241888331510360743621657726538451254933118462998736346813201213762153773472667574804412638285426909290054481648950667153464496551200410976832659569269998368812533597713119918846327259668449110404457617718455213082444800694102516779908953327221857640814312984166515684180209998704136543948376085398747626918057592085903166962653385160862152676510382801932265942500946528730384071166479826604754358913165970675915890214828812418074101476462967112443243859593633062192160351659735331698203492707534296592580018503628751404345813520607002518043678079151736921269986891038424126082583597298306144048458669581486187460014941486977845581897703931863359578755366458211705783587122032685101751665571
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 4 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942579688 --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":1100000008942579688},"decimal":true,"detail":2}}'