With this information, you can calculate the quantity of hours 31 days is equal to.
¿What is the inverse calculation between 1 hour and 31 days?
Performing the inverse calculation of the relationship between units, we obtain that 1 hour is 0.001344086 times 31 days.
Which is the same to say that 31 days is 744 hours.
Thirty-one days equals to seven hundred forty-four hours. *Approximation
A hour is zero times thirty-one days. *Approximation