MathSciNet Enhancements, Largest Known Prime Number Discovered
:: AMS has made some enhancements to MathSciNet, including multilingual interfaces.
:: Speaking of numbers, in case you missed it, the largest known prime number was recently discovered by a 26-year old chemical engineering student. The number is 220,996,011-1, and is 6,320,430 digits long. It is a "Mersenne prime", which takes the form, 2P-1