Factor Info

ID 80271
Size 533 digits / 1771 bits
Status composite
Value 66923777297081480302729670440772371295124148805283661614281455261409656091432258169521427691634024909909216389604648316997344903248943204440953386247706960440092587053333199681755995792100283693730874853397093629597945883896302431134093660604481509621681946799977543415893644291490338868561158125079941172929322659266630664642201892749131217454901268199080274540313637762514884047400720593927744657478800782232109858998204344880462327208442022627267240465344637757511857290491869773889094267850336259195683449986127388927081383784097

Factorizations

Primary (ID: 79122) 263255451122003421968412795043894730829785944417 (proven prime)
(ID: 80272) 254216112190080518773508356086276950074742197379476543268506217257587131967412538539178374498178851453428128084838162903228095865681121828633529714761161437204048387799406308037202227469577550799248983792406313898749514490704047569845383510446829561356710762039261188218850944544325101573733369519290114626761607892818639316250548236892401112259279318071148008292343850598717748065956983833184528896562922344926006286492936063213436441484169775818025187993417631150292102018794433439041 (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.