Factor Info

ID 71977
Size 640 digits / 2125 bits
Status composite
Value 2799451000207902041973303975190013187549299365294928744131798106694443738716215487741965358685340180454065238521297105299011433696514419807603380465675195973747176733146374594959786455481232294521126783241357885385805455610373141897454735544796666306722984718707447508510847482090869653669246980105009616998199193744883500162036434605120857009023109124618712260727677207931954266963177780117251973315603259920948658297667824562066770496776840504517996232606988903052299516103852207670023874601334230869643488908307087374613875111406468960752612560163440698175469424267007595789509932787133539273112758791354153038345931693867828951756620801

Factorizations

Primary (ID: 70648) 82832842974154279534081 (proven prime)
(ID: 71978) 33796389206167824882617148763850537922285557978351434996591874130531539451643190740190012990777435823235622732116614973423652492194077116256029372086241146707434999864426364702189395334717295759013332109609610599765571775173119877952970651432163922561808308329632128832609939460079920856177955590355892683154062297327634573689336940512943633939251422893275394734078445745613233060787059952191538794726692452699248674303158601928689637279147420891367321814011699611615518173779121759574532645875737379495879766508424938291648502748463351971574916697517075943017361810211304597738250388276903872199784104895836212037121 (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.