To calculate the numerical portion of the Tzolk'in date, add 4 to the total number of days given by the date, and then divide total number of days by 13.: (4 + 1383136) / 13 = 106395 (and 5/13)This means that 106395 whole 13 day cycles have been completed, and the numerical portion of the Tzolk'in date is 5.
=== Računanje dela za tzolk'inov datum ===Tzolk'inov datum se šteje naprej od 4 ajava.