Factor Info

ID 16163
Size 309 digits / 1025 bits
Status composite
Value 284706166244558956710512608206176490068283888461298844375559887570647241250979424891548189195772830635851508517686349313950173560738799027554140373779535874238293537614188241029828974302904454137506206641189039067152886465916940831586368705150092325682301302248865036026901469068948421172074510227394442224961

Factorizations

Primary (ID: 16164) 30220180022953160453457856387777914721 (proven prime)
(ID: 16165) 9421061225588855749956528376302522315095323278134985872435744271300630235596738351553981930728609227387122338067065360758545971682971630419078570198853596570092283783087459838378014475600324970318331214828214707382485477556626826959193956411108662594710232599029503273441 (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.