Factor Info

ID 155498
Size 548 digits / 1818 bits
Status composite
Value 15439662633690678406079885356909879559205458824147019214360298200422790881250822574140788203981085160057340424513952659794005015478054156636433034892350287374717067795361750464129077583350431543673494091359397459843554026752869305715342816346440199682357021843237920005013746185116178909484649444159608723444951602584329678436271583815053258476755634302200285863266916709108629550367853015323456081235585130715093877639044085553465084151540389108943845526497986779611030236295861639437132675976516525528397954219771738341964156254354358674037808181

Factorizations

Primary (ID: 154608) 170942984502845969696543 (proven prime)
(ID: 155499) 90320539790468142241080427499685562907705767769900248194998984361466376751117428321698178998765657094221305302072467655931094836795181589506185893422369650474848583806443795090166917215544952235008812667154258089113228793519896845570062370801888663310897017950120875075590581223104425036258928484185710522532963363782031655871401371646210532324358210495413701136685452338006959036172746008478969194068957092841982073538163260242990736759115453640665468336965652381736070155705033982605957494867664171011273478374630523098667 (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.