Factor Info

ID 139330
Size 293 digits / 972 bits
Status composite
Value 21325312553218166437480511954881994958870530023595827728070053035701347635274773391540288096485144238265888077725831004433180157094706973761787229620831238132875338522409046370656558024726691188380465525597216825495042205234708758908392971473197201740198905283017509742967374943630535154754357

Factorizations

Primary (ID: 139553) 1627548898476976781051146901 (proven prime)
(ID: 174167) 13102716958718664979543127607588155214596840458573665741768333491246816472597346611905755295905078915687086144628111489895726840716624330527986866182705669223502745151798715830395289548163071615210136990990475107190491560931111526037461992753947885370617311580481057 (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.