Factor Info

ID 161376
Size 295 digits / 977 bits
Status composite
Value 1047555309461143368198293579941805917175001663520244223765845204019628235589826234222510508592683582702968514861175230342071255001295746701670198872148065750571774630450580494142774208522335864288549568502874647348106660721118074757900951967073512195731101018382271536976163033425121764774715361

Factorizations

Primary (ID: 162654) 25377911858386269295856875308181 (proven prime)
(ID: 193717) 41278231058044005558673791216879122306885123508097180046823677388283589164880746288998682607855569194703456694344870191149157747926689096375905382790832297252057796607467691252102269311249215515584422859104748517340661654781849450701092876455186918878713576746781 (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.