Factor Info

ID 21260
Size 316 digits / 1048 bits
Status composite
Value 1820172248603046530865782965236786313631252055684696010062203914238502196752498090956674803866077738510056924741581137539790174396973530355510836847791625260323484611980017233953691046189765050063621282907482004660822650698970089236169793393112951073523785029954567344584351110299000320469731696613037154309159346359

Factorizations

Primary (ID: 7466) 37399095525167136010188229 (proven prime)
(ID: 21261) 48668884181388560672775593001342165426733215747079547549877793549702518111772734594507373977395190977627465867224374919580445183117807686790123235064549399482561032510147606022439006837980744194972367397855603183457349905624830413225636134298836383863970600802110687993988651630926030544971 (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.