deficient number

English

Noun

deficient number (plural deficient numbers)

(number theory) A number that is greater than the sum of all of its divisors except itself.
The factors of 22 are 1, 2 and 11 and 22, and 1 + 2 + 11 = 14, which is less than 22, so 22 is a deficient number.

Synonyms

defective number

Translations

deficient number

Finnish: vajaa luku
French: nombre déficient m
German: defizienten Zahl f
Spanish: número defectivo m
Swedish: defekt tal (sv) n

See also

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