You cant write this number in figures
It is: 12,008
Exactly as in the question: 27
It is 1,220,000
As a number it is: 2,500,000 = 2.5 million
342 601 is in figures! In words it is three hundred and forty two thousand, six hundred and one.
500,000
You cant write this number in figures
It is already in figures. In words it is eight point eighty-one thousandths.
As a number it is: 1,800,000,000
The number 107062.03 with 3 significant figures would be 107,000.
5012
It is: 12,008
Exactly as in the question: 27
It is 1,220,000
As a number it is: 2,500,000 = 2.5 million
You would write it 2,609.