(n) :
(US; modern British & Australian, short scale) A trilliontrillion: 1 followed by 24 zeros, 1024; (dated British & Australian, long scale) A billionquintillion: 1 followed by 42 zeros, 1042
(n) :
(US; modern British & Australian, short scale) A trilliontrillion: 1 followed by 24 zeros, 1024; (dated British & Australian, long scale) A billionquintillion: 1 followed by 42 zeros, 1042