Factor Info

ID 150215
Size 417 digits / 1385 bits
Status composite
Value 656693706076701723974291427638045963861251972496442156525682756050445036597737860427861198438582292623095331587603754196827246374179134203321790882337922063734066506729857870054745006710262743863917664384254821917877810248779376114020894717590845312906042046681813734769845626989777411171784493943071733454668654359192154840789098180951572523493238661977338038889404073053825881497514220504503410525205202584178791647

Factorizations

Primary (ID: 149616) 157193380600163813309 (proven prime)
(ID: 150216) 4177616790029244874858189663670380741889181880358538549876815752788674702418673103128958378633975632542430512111599758875188161965098595967931363000543301307918225023177749239857569790773425485244590712022971626573636149553088983215115003004642625934137500162427917494683935007572413299628808395659275807187829683667182805506628017076144161547371715357798167475403458790971150249585764663290043083 (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.