Well, the Hijri date 16 Rajab 1436 corresponds to the Gregorian date Tuesday, 5 May 2015. This date lies in the seventh month of the Hijri year 1436 AH, which is Rajab of 1436 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1436/07/16 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 5 May 2015 to its equivalent Arabic date.
The following is the conversion of the Arabic date 16 Rajab 1436 AH to its equivalent Gregorian date.
وَكُلَّ إِنسَٰنٍ أَلْزَمْنَٰهُ طَٰٓئِرَهُۥ فِى عُنُقِهِۦ ۖ وَنُخْرِجُ لَهُۥ يَوْمَ ٱلْقِيَٰمَةِ كِتَٰبًۭا يَلْقَىٰهُ مَنشُورًا
And every man's augury have We fastened to his own neck, and We shall bring forth for him on the Day of Resurrection a book which he will find wide open.
Surah Al-Israa(17:13)