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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 #1100000009130372903 2,118 digits created 2026-09-02

Value

742548799276318971785213932383083469754960809991830984313501524541164733650968099730560190670671442387603876047739517753808062451377356878273028428183240781652424138334880885010078169888869265002116239918910062936557599388978891548411803887958763467216091416194626787013710857549315213776866969056500359820695928461608597829539979463713205601551045073982959405323996391238156919910342369583573450593517433032964239032202539707099035352014143407028961095358364759496787936774498090240627028517275462302391520663636361574243020779131910212763912984372362848092945980020636866408814040473762875734729508826636010263677298525428294672166142454968849639486504238786421435123775921417826483466694745580955052402200584231135317386789632955127843700362990734809038376601384292851127143559230037407679844128132363828156655308742932868120286118423229505086651974203572842689440680680710076588354124077511585130124083288807403653753698603829873303251520217125905633158362192694570227801212768875684526122631529002915951610009494137681191521337753968083146323023038775614579863715462862260588638030414122607166786525746169416090961770203471859396495394821362386033456058438060859130525284643942648587129074665091093576231192202318848587567493700305763128360260747363423680351438939070560570801137147141228806518273213324533981012360420951517268109266463857816164494211911043445516119649918866447267571310473986291642546466985618092579754591867371873440990442281735530163580347140297268125136980436485173420481321349945539745526579713409682274694100593700697103077482643105257586413539684690623829774506514588137425755740934546106239158395172405395647123323133099245680824244722497722635714422753751200381716436954569081218166534240072602219118559700268651573697060863097060001308632271749618670103043860785274923669592109605910437327392637402648089900867383127589045523187099407840418462844579321526702895915137462238663921630999193550828718133166039821161196756359821565674482873969462291642281057058868742632658239569504281424609474117255679683453780810288994318081990696190459178713324978768871537870287229606418376073946876237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 3,159-digit prime (305 intermediate primes).

Certified number3,159-digit prime
Certificatedownload
Certificate chainshow step 96 of 305

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009130372903 --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":1100000009130372903},"decimal":true,"detail":2}}'