0.006
165,000,000
Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, your example is written in standard form.
The standard form is 4,035,312,004
100,000,000
2,700,000,000,000
The standard form is 41,800,000
21.59 in standard form is 2.159 × 101
The standard form is 3,329
3,400,000.
75
200,000,000,000
4,600,000
0.012
0.006
165,000,000
60,000