Factor Info

ID 155180
Size 346 digits / 1147 bits
Status composite
Value 1666830276285923425629326891260834091164665959923686037054608880186169530124429677533898399808967725126413952482636638631397312379222394070345133878062200895639602899748072771485433344387162469211134271420925836893318419869554629912577668117178505701765993384692571791673551476754008843653021226242573703649862331608794577333993198451027050312157

Factorizations

Primary (ID: 154625) 2458422198511222771859601111973397 (proven prime)
(ID: 189113) 678008145751094548982372922599362356024854584015209736920992034188749407828758502016499253536623360572837322651425290857043213129519187930952306142825201136816776815949658330343999501603125671756527505004641280525331171071524055714566060197155254722544728771385517761666681182939564021060730022204794215182311081 (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.