1004 is a heptanacci number.
1004 is a number n such that the sum of its divisors is a square: 1 + 2 + 2 + 251 = 256 = 162.
1004 is the sum of five positive fifth powers: 1004 = 35 + 35 + 35 + 35 + 25.
1004 is number n such that 2n + 1 is a semiprime: 2009 = 72 x 41.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3paXUryEfRny2B88rLEow9mmcBo0ynQ_lHOvmsjqQveVLB5Psbcx-HqWo1BURwHF4FesqCv2AxPRBjhou1IglFl-bYW6EGKfziSo1TCnt661M9CgKEZiriIAQqo2Iz2keFHw_83IjAL8/s400/n1004.jpg)
In the Star Wars saga, CC-1004 was a senior clone commander in the Grand Army of the Republic.
Source: On-Line Encyclopedia of Integer Sequences
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3paXUryEfRny2B88rLEow9mmcBo0ynQ_lHOvmsjqQveVLB5Psbcx-HqWo1BURwHF4FesqCv2AxPRBjhou1IglFl-bYW6EGKfziSo1TCnt661M9CgKEZiriIAQqo2Iz2keFHw_83IjAL8/s400/n1004.jpg)
In the Star Wars saga, CC-1004 was a senior clone commander in the Grand Army of the Republic.
Source: On-Line Encyclopedia of Integer Sequences