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259

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259

259

数表 — 整数

<< 250 251 252 253 254 255 256 257 258 259 >>

命名

二百五十九

贰佰伍拾玖

第二百五十九
two hundred and fifty-ninth

识别

种类

整数

性质

素因数分解

7\times 37

表示方式

259

ΣΝΘ´

CCLIX

๒๕๙

孟加拉数字

২৫৯

२५९

摩尔斯电码

· · − − − · · · · · − − − − ·

២៥៩

100000011₍₂₎

100121₍₃₎

10003₍₄₎

2014₍₅₎

403₍₈₎

197₍₁₂₎

103₍₁₆₎

259是258与260之间的自然数。

在数学中

合数，正约数有1、7、37和259。
素因数分解为 $7\times 37$ 。
亏数，真约数和为45，亏度为214。
不寻常数，大于平方根的素因数为37。
第83个半素数。前一个为254、下一个为262。
无平方数约数的数。
十进制的等数位数。
幸运数
第160个无平方数约数的数

在人类文化中

ISO 259是一个把希伯来语罗马化的系统
奇异电器大楼高259米
罗伯森县 (肯塔基州)的面积为259平方公里
比佛利山的海拔为259英尺
桑给巴尔的国际电话区号原为259，因为被并入坦桑尼亚而从未使用

在科学中

锘-259是锘中最稳定的同位素，它的半衰期有58分钟
氢的熔点为-259℃
氯乙烯的沸点为259K

在天文中

NGC 259 是鲸鱼座的一个星系
牧夫座ζ的轨道倾角为259°

在其他领域中

西元259年和前259年

分类

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