Definition of MThe Roman numeral M is often used to indicate one thousand. Example of MAn expense of $60,000 could be written as $60M. Internet advertisers are familiar with CPM which is the cost per thousand impressions. The letter k is also used represent one thousand. For example, an annual salary of $60,000 might appear as $60k instead of $60M. Definition of MMThe Roman numerals MM are used to indicate one million. Example of MMSales of $3,000,000 might be written as $3MM. I have seen one million represented by mn and also by m (both lower case). Hence, you might see $1,400,000 expressed as $1.4 million or $1.4MM or $1.4mn or $1.4m. |
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