1,300,000 or one million and three-hundred thousand. I'm not exactly sure what you mean by standard form.
The standard form is 8,300,053
323,100,000 three hundred and twenty-three million, one hundred thousand
The standard form is 3,200,520
The standard form is 5,000,306
Two million four hundred and nine thousand three hundred and sixteen in standard form is 2,409,316
The standard form is 12,300,215
300,000,000
The standard form is 473,000,000
5,000,314
30,300,030,303.
The standard form is 405,220,003