Factor Info

ID 189888
Size 473 digits / 1569 bits
Status composite
Value 18109347998941578137281340846425188660073372952648602427655376249577225392651810546650316285485480941752020926969340195834251321763348826110803269406331913983399948888290229812588436399114851619694725593187893483235885487721269066461958954108000595010752100764881882570953265616832988710242436842200102824580529434349594943135818003105753457599959202399901094592806499458176141809078653103610506472920446732067849302474444329160253694972313700150275896999863603255604935581

Factorizations

Primary (ID: 154786) 2072290057537560641738346355006152674531385030387423985089132613681629201006464958199227327851361173313065081572608821582565271654355588546758175279751924601 (proven prime)
(ID: 189889) 8738809479431835205436600264184258975954830361256356986995798775881830212048288831234932464724786107365055248787807108501192844085390116174675396540068662704892442354348883951494030203663054873603219258925160473605686500897140517018816762542755224674947011812852465101945729869449950481817454212868050219921697702981 (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.