Factor Info

ID 43461
Size 272 digits / 903 bits
Status composite
Value 55209397538494669614314719199133160158460772898210566742682986444744605162343500106332703287948950679289780641521705576321039154235453586985545750383784506500310853799242996047713897639410088491228531232922250905497877244957508800111545998315651582818039852013636728186121

Factorizations

Primary (ID: 153) 2638710957802673148692221 (proven prime)
(ID: 43462) 20922866665346721546346827110285331492828055013654877528466833832080259580747212009974137180359306305556310033171652510249787817892871113949676070376021168028962590172410039249939399693075902875680051710118849744871042952686951536386377057185595901 (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.