Contrary to popular belief, Sharon Stone's IQ quite average. She claimed that she had an above average IQ, and stated that she was MENSA member, which is a group of people with high IQs. Once MENSA discovered this statement, they emphatically denied that she was a member.
The number of cards in a deck is based on the Gregorian calendar. There are 4 colors for the four seasons of the year, 12 figures for the 12 months, 52 cards for 52 weeks and the sum of all points in a deck of cards plus the joker is 365 representing the number of days per year.