Factor Info

ID 156050
Size 643 digits / 2133 bits
Status composite
Value 1075528723447296747766624242736111749250631026507143078644267645664215545204323688306493252544552611367926678310168654020277566032569635199993980021895467544236242202414528573016261324143429661516077804801676369942057797663105028463248125484496270388749859483390071036106041949853429824560563337150544627812833420126707246922308479568340517249192010603700947876642747694314955473998302076427497415493145892512776959914233741429275045641733899253050975112143285386106614225041987176351248876206964111312951667637293539488724054007516696288489503336349474400837480476625032155375345898625333707343379377115369656193311703160187760818089179796423

Factorizations

Primary (ID: 154699) 195333779873358973907838097 (proven prime)
(ID: 189981) 5506107157423543474949077515979788888959107322018417682254034462548462620373192566944905315076527485912414932202636896217509301015019164726643837815889553278987716454793134573342840989232830326437893574883905336316078476102914646100549120137240715648493674667603785037941980078259420307345491940198414052070751075075763261640089473893486842496474219969773846521072451004455355671452349794797443436767951362187473825608389895506585940985118283752251733684372311132645793186782266101653725325766491970160016461162294826380631936303564464255149294397892640666108510515935146025070062507079538558959986709979324170387159 (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.