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单词
deficient number
释义
deficient number
noun
maths
or
defective number
DEFINITIONS
1
1
a number is called dificient if the sum of its proper divisors is less than the number itself
9 is a deficient number because 1+3 (proper divisors of 9) = 4, which is less than 9.
Submitted by:
Samuel Chung from Mexico on 02/10/2018
Noun
☞deficient number
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dosa
dosage
dose
dosh
dosimeter
do so
do someone dirt
do someone proud
do someone the honor of doing something
do someone the honour of doing something
do someone wrong
do someone/yourself a mischief
do someone/something justice
do someone/yourself an injustice
do someone’s bidding
do someone’s dirty work
do someone’s head in
do someone’s heart good
do something
do something as if you own the place
do something brick by brick
do something by proxy
do something by the skin of your teeth
do something for all you’re worth
do something for luck
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更新时间:2026/6/29 7:41:00