TRIVIA :P (math)

• 111, 111, 111  x  111, 111, 111  =  12, 345, 678, 987, 654, 321  :)

• the largest prime number is 13, 395 digits long.

• 2 and 5 are the only prime numbers that end with 2 or 5.

• if each count were one second long, it would take about twelve days to count to a million and thirty-two years to count to a billion.

• you would have to count to one thousand to use the letter "A" in the english language to spell a whole number.