abundant number

短语

[计] 过剩数

发音

UK /əˈbʌn.dn̩t ˈnʌm.bə/
US /əˈbʌn.dn̩t ˈnʌm.bɚ/
US /əˈbn̩.dn̩t ˈnʌm.bɚ/

词形变化

abundant numbers 复数 abundant numbers

释义与例句

n.
  1. 1.

    A number that is less than the sum of its proper divisors (all divisors except the number itself).

    过剩数

    丰数

    盈数

    数学

    1992, Stanley Rabinowitz (editor), Index to Mathematical Problems, 1980-1984, MathPro Press, page 185, (a) Let k be fixed. Do there exist sequences of k consecutive abundant numbers?