Fifteen
Fifteen is a number that is significant in various fields, including mathematics, science, and culture. It is an integer following fourteen and preceding sixteen.
Mathematics[edit | edit source]
In mathematics, fifteen is a composite number, its divisors being 1, 3, 5, and 15. It is also a triangular number, and is the smallest number that can be factorized using Shor's quantum algorithm.
Science[edit | edit source]
In science, fifteen is the atomic number of phosphorus. It is also the age at which humans typically develop their second set of molars.
Culture[edit | edit source]
In many cultures, the age of fifteen is associated with the transition from childhood to adulthood. For example, in Latin American cultures, a girl's fifteenth birthday, or quinceañera, is a significant event marking her passage into womanhood.
See also[edit | edit source]
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