Factor Info

ID 28508
Size 850 digits / 2821 bits
Status composite
Value 1277809062477858984290325286778034456766509693455317364142853570669447664280465445370694269655504670500261876332313262603962512664232740880964038329207025797564648820606316324611698424090912597606700529004074096777106112506370485495030328969932883408915648099954046695608049228327091245067643575074748133714593634023974935211013967552025003040298682013692287874508705224249873028558709145698026485247534844418518795630247524060620829558065718569915757815243327479897703014446348261982016193733216594859148759269285126120683820097339508150153315123450668636321217786648743819346543745369190608780353223573792437527621305693494244259445845932246859482631489235367015370664251179593934940762612029356430233794241117921668131611490050001068605909954675367895221808423438203290366638605733408225620508663473297755289387107161081633638780188167828547897663

Factorizations

Primary (ID: 2143) 2212394296770203368013 (proven prime)
(ID: 28509) 577568412802043242789245048086893840191134679844845364789472049168320894697741508157699682682590978872939985903436969751577508121142317484189701504267474761546170279428790353378330516234723641319503476607913451097068102286863997286339636617975624598668861066400958785404165559969605537863488172680243226813978084595377180916797947882533318759634280945701484080302452294294119134625593667590221121560847386603885841402316448161368945350124802321649042778594920490459617144520248438981693649672115420166817926711165836717018048397693477184837924087148037813811367978109697130741272241147063746246586781007078727159439941912166503141218605723271827306079625686355316401464379705921014743934396762440182626760564294251765784000353283948063043745657708614583003648105339657761334315060364340697639108383990992896843546502868140933051 (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.