769 is the total number of digits of all binary numbers of length 1 to 7.
769 is 30001 in base 4.
769 has a representation as a sum of two squares: 769 = 122 + 252.
769 is the hypotenuse of a primitive Pythagorean triple: 7692 = 4812 + 6002.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEituSX0SNp9Qo447oxJKz3CyWXJrho1JhnCBFaOiHnjUHJV8PzWsFTvhHUbPWZcuwB0IaOxqdc4dHMw1CHBpb0RQwNrHRwOtJypNRh1IRv6yPYGZ21JT0JUMMOs1Ni8g9itzzErTze5KGc/s400/n0769.jpg)
769 Tatjana is an asteroid orbiting the sun.
Source: What’s Special About This Number?
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEituSX0SNp9Qo447oxJKz3CyWXJrho1JhnCBFaOiHnjUHJV8PzWsFTvhHUbPWZcuwB0IaOxqdc4dHMw1CHBpb0RQwNrHRwOtJypNRh1IRv6yPYGZ21JT0JUMMOs1Ni8g9itzzErTze5KGc/s400/n0769.jpg)
769 Tatjana is an asteroid orbiting the sun.
Source: What’s Special About This Number?