Factor Info

ID 21217
Size 431 digits / 1430 bits
Status composite
Value 21274068575762186047606486088610464828406348464200139796067713715207504346580260085070850208612941356102704640480301192703885346271983507528291820944656545053438587227016249160592223415070718008379912836391657574678538733329776541239355126548084063204939587841152389051406484963773205672013324221428570275136408899777536999892891367967726525642161920764764249953418653331607686924465019437656475136610607259218652625127227429618899

Factorizations

Primary (ID: 16292) 27430239803369083066006288929529 (proven prime)
(ID: 29592) 775569908548492769728236679644191472335179846460342013864931530660730723337070422496607550612934976357171185574136735578255799723154335950415690562079649445560336042726168321821447742927357730808438042150281756414852874221614096068686201966097772703915431036672688086015307916495640202305492516733675962262321200619650457873308468198843706031941443319984640182910085632979710356681258140320292191531 (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.