72
72是71搭73之间个自然数。
- 第9个普洛尼克数，为8搭9个乘积。前一个为56、下一个为90。
- 第28个十进制个哈沙德数。前一个为70、下一个为80。
- 第40个十进制个奢侈数。前一个为70、下一个为74。
- 铪个原子序数。
This article uses material from the Wikipedia 吴语 article 72, which is released under the Creative Commons Attribution-ShareAlike 3.0 license ("CC BY-SA 3.0"); additional terms may apply (view authors). 除非另外声明，内容用CC BY-SA 4.0授权。 Images, videos and audio are available under their respective licenses.
®Wikipedia is a registered trademark of the Wiki Foundation, Inc. Wiki 吴语 (DUHOCTRUNGQUOC.VN) is an independent company and has no affiliation with Wiki Foundation.