Factor Info

ID 172397
Size 516 digits / 1713 bits
Status composite
Value 370910072459837293775942083106753155513876722558852789629141959801203735379487762288950292890792632006260122249812151947393894853153118754728493074737065355815579452226464431950137707437102711397483600941294669926480616318291403402025956250316683532148907008855841537424954885321780187512597233316925645632740247331464502083703503413947098021086141962378215860194741435601554184820689257565488411015378511834975616098891789505163295321918827240969781277627296544683461515633806489026937873804064704299079637306564193

Factorizations

Primary (ID: 136533) 28422100122687079956425111 (proven prime)
(ID: 172398) 13050058611389155251878177088319711377040677339564200582730564642585089820797868976799970442047334520875154028588105527835231195612548240130840007321751857926681079667991920756585110570759708953906774654589170352497546911365912596032482038376276096668891343408537965986130328562352999844779743923162157884376077098405872185291614059685173789890119508053477941680886658147293326617813977914681456869499824033086826744413254035714660321788690980044517016978820165715504400179637147707259160263 (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.