Factor Info

ID 187187
Size 552 digits / 1834 bits
Status composite
Value 644599948745875841229153602343056250478747848950231729815303688488901200370275101415996381102601973081059049202977347672844852212381989573120969818712961262156655175328999278729605116659889507516654004007114585535525433730626353760115929664307814261122678103291244581879606351557756606924212710110573454212273702858969908287699789080563670650087602257121855858876706824801102863828386350139684356039695519096023575630761032979992334372630645384750075513677046545949383467879708661052319693181127269947996284247252183490216520841753399928639520638603771

Factorizations

Primary (ID: 152161) 10273446915784517812491944794615403960294369112727514655629077 (proven prime)
(ID: 187188) 62744272105546947495032689325646650435649037052425111989711650696229290495378701951067304198859822629279283628063876015810226426803470989686228781138960885618115765962901281250060197851450893434502491136221571856058798708541209704373770098679387333875181725472470419039318518181494079853658249516299500243192392932699579306967031329337628669419338079711963099722581343517960570951042236394085861271040635385294637024439183633302344337591302755039394950796488685033487026529147935602878755023 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.