47 (number)
47 (forty-seven) is the natural number following 46 and preceding 48. It is a prime number.
It is the adopted favorite number of Pomona College, a liberal arts college in Southern California, whose alumni have added cultural references to it in numerous places, including many Star Trek episodes.
Mathematics
47 is a safe prime,<ref>Template:Cite web</ref> a Thabit prime,<ref>Template:Cite web</ref> a regular prime,<ref>Template:Cite web</ref> a cluster prime,<ref>Template:Cite web</ref> an isolated prime,<ref>Template:Cite OEIS</ref> a Ramanujan prime,<ref>Template:Cite web</ref> and a Higgs prime.<ref>Template:Cite web</ref>
47 is also a supersingular prime.<ref>Template:Cite web</ref> It is the last consecutive prime number that divides the order of at least one sporadic group.<ref>Template:Cite book</ref>
In popular culture
Pomona College
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Other
Late rapper Capital Steez was infatuated with the number 47 and what it meant spiritually. He believed the number 47 was the "perfect expression of balance in the world", representing the tension between the heart and the brain (the fourth and seventh chakras, respectively.) The number featured on the cover of AmeriKKKan Korruption, stylized to resemble a swastika.<ref>Template:Cite web</ref>