It is almost exactly 4 months. The number of days in a month is not fixed, the average being 30.4 days in a month and 121.75 days in 1/3 of a Julian year (122 in leap years).
122 days
122
122
122 years.
44530 days
44,560 days
How many months is 3.25 years
71 months is 5.92 years.
4 years and 2 months.
4 years 2 months
5 years and 10 months.