Factor Info

ID 153237
Size 477 digits / 1582 bits
Status composite
Value 163633883626867165446493598914069792314215850047100559598718252815089500702680289794133012043008388976905493771907717270968345913049085475883798350638783250260501836330550730332034373324950156859901223043306500536013328943419576653385780171919235763949142747836866936285185510956644502049175913500362836729386550250742866961406455146838031322715135040432622954347125671715678740348111465004336908222370095446925487880104075281441788548200547638044485219927628184592297688301221

Factorizations

Primary (ID: 153238) 432766723254840026181676273 (proven prime)
(ID: 153239) 378111058068827841711508382618304716159445429316785255311500964851060129211145679998035992911917673929385627752603199687672332669397875519654317100238241725657841602664469052567459709918675402951387194097935369561783998845804137404239659303872195148278660359140377787893670647034785224941816564830924335736754952804932502103019446905968478995209789126312218092181508575469058606212767172703326743547695632044351208817095301260408357251594032766303477 (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.