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The [[Tenth Doctor]] could quickly compute [[happy prime]]s to get access to computer systems. He claimed that happy primes are studied in [[Mathematics|recreational mathematics]]. ([[TV]]: ''[[42 (TV story)|42]]'')
The [[Tenth Doctor]] could quickly compute [[happy prime]]s to get access to computer systems. He claimed that happy primes are studied in [[Mathematics|recreational mathematics]]. ([[TV]]: ''[[42 (TV story)|42]]'')


[[April MacLean]] mistook [[prames of the Renyalin]] known from the planet [[Rhodia]] for primes. ([[PROSE]]: ''[[The Stone House (novel)|The Stone House]]'')
[[April MacLean]] mistook [[prames of the Renyalin]], known from the planet [[Rhodia]], for primes. ([[PROSE]]: ''[[The Stone House (novel)|The Stone House]]'')


Mrs [[Multravers]] tested intelligence of humans by asking them a question about prime numbers. ([[AUDIO]]: ''[[The Haunting (audio story)|The Haunting]]'')
Mrs [[Multravers]] tested intelligence of humans by asking them a question about prime numbers. ([[AUDIO]]: ''[[The Haunting (audio story)|The Haunting]]'')

Revision as of 22:48, 21 November 2016

Prime number

A prime number is a number with special properties.

The Tenth Doctor could quickly compute happy primes to get access to computer systems. He claimed that happy primes are studied in recreational mathematics. (TV: 42)

April MacLean mistook prames of the Renyalin, known from the planet Rhodia, for primes. (PROSE: The Stone House)

Mrs Multravers tested intelligence of humans by asking them a question about prime numbers. (AUDIO: The Haunting)

Behind the scenes

A prime number is a positive integer that has exactly two divisors: 1 and the number itself.