Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, your example is written in standard form.
1, 3, 41, 61, 123, 183, 2501 and 7503.
8000
7503
mine is 4511 7503 0157
It is already in standard form.
9,670 is the standard form.
How do write 666 in standard form?
43,962 is the standard form.
It is already in standard form.
It is In standard form.
That is the standard form.
That is the standard form!