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The number 17. Fear of the number 17 is known as heptadecaphobia and is prominent in Italian culture. [6] The number 39. Fear of the number 39 is known as the curse of 39, especially in Afghan culture. [7] The number 43. In Japanese culture, maternity wards numbered 43 are considered taboo, as the word for the number means "still birth". [8 ...
An elevator control panel in a residential apartment building in Shanghai with no floor numbered as the 4th The number 4 missing in a parking lot in Japan. Tetraphobia (from Ancient Greek τετράς (tetrás) 'four' and Ancient Greek φόβος (phóbos) 'fear') is the practice of avoiding instances of the digit 4.
Numerophobia, arithmophobia, or mathematics anxiety is an anxiety disorder, involving fear of dealing with numbers or mathematics. [1] [2] [page needed] Sometimes numerophobia refers to fear of particular numbers. [3] [4] Some people with this condition may be afraid of even numbers, odd numbers, unlucky numbers, and/or lucky numbers. Those ...
There are six unlucky numbers in Japanese. Traditionally, 4 is unlucky because it is sometimes pronounced shi, which is the word for death. [5] Sometimes levels or rooms with 4 do not exist in hospitals or hotels. [8] Particularly in the maternity section of a hospital, the room number 43 is avoided because it can literally mean "stillbirth ...
The Bhūtasaṃkhyā system is a method of recording numbers in Sanskrit using common nouns having connotations of numerical values. The method was introduced already in astronomical texts in antiquity, but it was expanded and developed during the medieval period.
A Nivenmorphic number or harshadmorphic number for a given number base is an integer t such that there exists some harshad number N whose digit sum is t, and t, written in that base, terminates N written in the same base. For example, 18 is a Nivenmorphic number for base 10: 16218 is a harshad number 16218 has 18 as digit sum 18 terminates 16218
A mythical number is a number used and accepted as deriving from scientific investigation and/or careful selection, but whose origin is unknown and whose basis is unsubstantiated. An example is the number 48 billion, which has often been accepted as the number of dollars per year of identity theft.
Muslim authors, in particular, tend to reject such an approach, stressing the non-militant connotations of the word. [ 93 ] [ 94 ] Islamic terrorism refers to terrorism that is engaged in by Muslim groups [ citation needed ] or individuals who are motivated by either politics, religion or both.