4 ms·what is 10-30MM, like million million i.e. 1e12?by xxs 9y agowhat is 10-30MM, like million million i.e. 1e12?sweettea 9y agoM is the roman numeral for a thousand; MM is a common abbreviation for million, i.e. a thousand thousand.xxs 9y agoThat's just 2000 in Roman notation (current year is MMXVII). I have never seen MM use as million.