Factor Info

ID 37906
Size 405 digits / 1345 bits
Status composite
Value 642167480467073677552773978242283061319924018814924013542599506984089345422350656688626140557894097423613145427676194061995912310965018945885136970313184461963897463491448791597846038931514768696350613924308053945715480783253643352009206068020236601097428500937294772620264519488500689752415939104020215308944333046245979567386201313565599931882328796292384342877134233835705128343667662250350729240480419

Factorizations

Primary (ID: 4384) 138039202551886811051656379000595379114410970054365084709582198180836351736189201 (proven prime)
(ID: 37907) 4652065997162601748283518522758870168389789381682357559299987361366936595481411160585833068557202421487808910957141052925835962259104737699572808995146945742380411655642574854584644476992719430296187434516229558625499215260237193604301434020847359118057017537404796730477218717656762753807139771808740919653941800130281365619 (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.