203,000,405
300,000,000
3,000,200
1,300,000 or one million and three-hundred thousand. I'm not exactly sure what you mean by standard form.
340,000,000 and 540,000,000
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
The standard form is 473,000,000
5,000,314
6,300,032
8,000.309
4,300,000
3,700,000,000