2042

2042 = 2 x 1021.

2042 is palindromic in base 3: 2210122.

2042 has a representation as a sum of two squares: 2042 = 19² + 41².

The digits of 2042 are not present among the digits of 2042⁴ = 17386931815696 (A111116).

In 1948, the candela was defined as the luminous intensity of 1/600,000 of a square meter of a cavity at the temperature of freezing platinum, 2042 kelvins.

Source: On-Line Encyclopedia of Integer Sequences