Calculator Vault Lite 64 Support APK 4.2.5 for Android – Download Calculator Vault Lite 64 Support APK Latest Version from APKFab.com
64 Bit Calculator for iPadiPad App Finders
GitHub - ahmed-Nasr-Eldin/64-bit-Calculator-8051: 64 bit unsigned number calculator implementation over 8051 microprocessor and the UI of this project is the terminal which connects with controller via UART.
My 64 bit calculation unit, currently in building, which is about to become a part of a (very fast)big calculator and a working computer. I think it is the shortest one yet,
New Version of QCalc Programmer's Calculator
64 Bit Fibonacci Sequence Calculator in Minecraft - YouTube