136 years old now in 2023 - what year born?

Today, 22 March 2023 if a person is 136 years old now, what year was he born? See below:

If 136 years old, year of birth is:
1886 or 1887*

*It depends on whether he was born before or after 1 January 1887.

If now 136 years and his year of birth 1886 if he was born after 22 March 1886 until 31 december 1886 inclusively, and his year of birth is 1887 if he was born from 1 January 1887 to 22 March 1887.

Other examples:

If now 7 years, year of birth 2015 or 2016
If now 15 years, year of birth 2007 or 2008
If now 25 years, year of birth 1997 or 1998
If now 57 years, year of birth 1965 or 1966

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