Factor Info

ID 164705
Size 658 digits / 2185 bits
Status composite
Value 2977040467192132431154497713245634844613344159497773068612291569242586548290605789873172287145197043558741210539559160955736084763787574622569887344880934546758771964454539143907603231099025397639068961471502454057105240599141533530347678064288218139838034324160332757289385586883423396798033078896969034159133354126366621872896025138019580950440940747740854941645515852351668994790946889283348565282412939582813940629269636043955608107396091558589879917415549150058009778483407217669852951210929390796650400376619511767765837638493228501508547454051405542819559361433357988607507099443527378638634635592563020000588309334069439550565562324046535157151820941

Factorizations

Primary (ID: 163561) 715589319888957668605573 (proven prime)
(ID: 164706) 4160263973271845144311049154460073826304931421347911270562117926012322824781543886463652002082745336597568247413507712717520369355130939600632944622470968273940580485504317420355960157671539131479469950863171687718117678399215922819668359841463011568666521946154480309806001322425769499445750227497186981245178753433208760881710614317646013442465576466003896038807148005421601138029210782151962173907720613786140073818784612195066569647223170388645417878548279215015858308421624364298459619890413624166168978392110464990315880232500885624701035848113589168438972401009383077712974135049497545226548228191087349674137534734620930189417 (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.