The standard notation is 15
Fifteen thousand five hundred
15
15,000,027
1,015,000
It is 15^3 is exponential notation,3000 + 200 + 70 + 5 in expanded notation and 3.375^10^3 in standard form.
15,021,000
The standard notation is 15
Fifteen thousand five hundred
1,056,307
' 15,000,000 ' is.
15 thousand = 15,000
Scientific notation is usually used to represent large numbers (especially in astronomy). Take the example 15 million, 320 thousand...You could write it as 15,320,000 but a shorter way would be... 15.32 x 106
15 hundredths is 0.15
15,000
15
1765