146 years old now in 2026 - what year born?

Today, 28 October 2026 if a person is 146 years old now, what year was he born? See below:

If 146 years old, year of birth is:
1879 or 1880*

*It depends on whether he was born before or after 1 January 1880.

If now 146 years and his year of birth 1879 if he was born after 28 October 1879 until 31 december 1879 inclusively, and his year of birth is 1880 if he was born from 1 January 1880 to 28 October 1880.

Other examples:

If now 10 years, year of birth 2015 or 2016
If now 12 years, year of birth 2013 or 2014
If now 23 years, year of birth 2002 or 2003
If now 74 years, year of birth 1951 or 1952

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