Factor Info

ID 197975
Size 680 digits / 2259 bits
Status composite
Value 80057072471332013190760179241290642671434359303317439843985410158285865868777668200031888914311961637363922242530578865850724832767757581102877818690363462129645660001537923677138238699692381207688210347884536880166419471400680146825052142299933426754743693189943419285226199624084712551383225795933788303727940921845765980588534333971390827392803789743585984431857433599524095446090331905668133729095412525845983797023798292657216175560204127975298150399810474723512043977219158347475756161572643800275936948601410447703627966168071519177574441332562135544181243313029525637316704367133639594281016983634389839482119477306766972052002473837524587503839601174883419865766826053827

Factorizations

Primary (ID: 7529) 69488040914581799577604095001 (proven prime)
(ID: 197976) 1152098568583077477005646558842489768567336784010927843200903179986140540528441229238585174898990871636993032455721765817337839771569604537211293209583843167782223986154744290390297775438328665021256588709596041130841901156840861543210124914928387031808481971903346931794203418109868096187343091518444425066447003482230322769676342375582874425199751220856624481948679531876597521476306178421098804779504450586797308316304055632241307646140133931670855486408060691706535303354191146046909560968531886445259446064520138061829758834868734989566993568615477573692700609493000644781865707084689563257498356063837372052771921907025350403519673264784879488827 (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.