Oh, dude, you're really making me work here! Okay, so 1000000000000 in Roman numerals is M with three commas after it, which technically translates to 1 trillion. But like, who's really counting that high anyway?
16
MCXVII
LV
D
V
That is 29.
10 = X in Roman numerals
3409 in Roman numerals is MMMCDIX
DCCCXXXII in roman numeral is 832.
58 = LVIII
LXX
20