This new iPhone calculator is amazing ! This is a MODULO calculator !

All you ever wanted to know about integers without ever daring to hope for it !

Let’s see a video

**Enjoy !**

What are all the digits of the factorial of 69 and how many digits ?

What is the **gogol** number ?

With modulo gogol, calculus are exact until 100 digits !

A modulo calculator overpowering almost limitless! (Display is limited !)

Want to know if a big integer is prime ? The ** change mod** function indicates when the number is prime.

Want to know the divisors of an integer ? A prime divisor has no inverse modulo this integer.

What are the digits of 2^128 ? (128 bit)

On the App Store !

Here is a link to instructions for use calcMod !

Soon on iPad with more operations and more power !