Factor Info

ID 168656
Size 408 digits / 1355 bits
Status composite
Value 659273568244583936781053282557640740635491109637425044751868068084610660465995882643463992867006574841284330439767150264482934889412029008404879220060901638192874113841244388427464184468283764833059518372284373240621725353418965379131329265813813967673326143678472034215436213668465817892091739622529384766837422474686756851073734749097088047850897077729439912424921137384659015288766767373120026735414637607

Factorizations

Primary (ID: 167729) 20813096623337757798888685318376525907607 (proven prime)
(ID: 168657) 31675900043885802821625251968532253284388667930086520478460840762499602861973862380995819065480488595106252243555309866618081148711201764578571287397535773007472773565560820304503825253193292391135839455494413139539046116781487535160531552911253603342249230145909595156009334788905151353670880914639753554574006659604108166785419562385637569136143809713248215046390001 (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.