Factor Info

ID 21521
Size 395 digits / 1312 bits
Status composite
Value 74471365660168964728622326488483456225525306367220185907403092672870987227048900417875976354936707120338381156884143307826094906181124675021724186130195896843988683652316717491082950703550523427591360780928447285312498480059306621066282534681410880134432750441675994488120000402517476763594720124627183178284410442046714960214451745498152618679618972920504515667000365163023400871500382963048453

Factorizations

Primary (ID: 7465) 203906616815994386234329833781 (proven prime)
(ID: 30024) 365222898712365123332256840155106804720007095287921557503316906881672382449819999473820828153076579562711204444407362580120008173606476165700309848319832598961879344918607491321709692820056578003545763382212125989852589428654815322109108644441806213638351849332566882335684553492771221894979440054820953413381055743191719948623065630303586992321993527426491921575313 (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.