2,700 photos were being taken every second,,,,,,,,,,,,,,,
707,001 is the number. Seven hundred seven thousand and one, or seven hundred seven thousand one. The question originally read: seven hundred and seven thousand and one; the 'ands' are really superfluous.
Six Million Seven Thousand Two Hundred or Six Million Seven Thousand and Two Hundred
Seven-Hundred Thousand
Seven hundred thirty thousand, four hundred is 730,400.
Seven hundred three thousand, two hundred ninety-seven
one hundred thousand seven hundred forty nine
One hundred one thousand, seven hundred
Two thousand seven hundred is 2700 (which can colloquially be called "twenty-seven hundred").
Eight thousand, three hundred eighty-seven
Seven thousand, nine hundred (or seven thousand and nine hundred).
six hundred thousand............600,000 seven hundred thousand.......700,000
700,700