To start with, there are an excessive number of cars in our cities, which results in a range of issues like traffic congestion and accidents.
首先,我们城市的汽车数量过多,导致交通拥堵和事故等一系列问题。
单词 | Excessive number |
释义 |
Excessive number
原声例句
复习 To start with, there are an excessive number of cars in our cities, which results in a range of issues like traffic congestion and accidents. 首先,我们城市的汽车数量过多,导致交通拥堵和事故等一系列问题。
中文百科
过剩数 Abundant number(重定向自Excessive number)
![]() 在数论中,若一个正整数除了本身外之所有正因数之和比此数自身大,则称此数为过剩数。(又称作丰数或盈数)。 更为严格地说,过剩数是指使得函数 σ(n) > 2n的正整数,其中指的是因数和函数,即n的所有正因数(包括n)之和。σ(n) − 2n称作n的盈度。 例如12的正因数有 1,2,3,4,6,12,而1+2+3+4+6+12=28,28>12 最小的一些过剩数是:
12, 18, 20, 24, 30, 36, 40, 42, 48, 54, 56, 60, 66, 70, 72, 78, 80, 84, 88, 90, 96, 100, 102, …
英语百科
Abundant number 过剩数(重定向自Excessive number)
![]() ![]() In number theory, an abundant number or excessive number is a number for which the sum of its proper divisors is greater than the number itself. The integer 12 is the first abundant number. Its proper divisors are 1, 2, 3, 4 and 6 for a total of 16. The amount by which the sum exceeds the number is the abundance. The number 12 has an abundance of 4, for example. |
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