There is no 75 hundred thousand, anything above 999,999 is in the millions.
For example, your number is 7 million 5 hundred thousand. In standard form, this is 7,500,000 (or just 7.5 million)
The standard form is 11,000
The standard form is 9,209,000
Seventy two and sixteen thousands in standard form is 72.016
The standard form is 100,000,000,000
The standard form is 107,000
The standard form is 11,000
The standard form is 9,209,000
Seventy two and sixteen thousands in standard form is 72.016
The standard form is 100,000,000,000
The standard form is 107,000
One and 8 ten-thousands in standard form is 1.0008
3,125
0.0005
40,600,000
1,200,000
75,000
1.6*104