What is 72?

72 is a number that comes after 71 and before 73. It is an even number and is divisible by 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. In Roman numerals, 72 is represented as LXXII.

72 has several mathematical properties, such as:

• It is a multiple of both 8 and 9, making it a highly composite number.
• The prime factorization of 72 is 2^3 x 3^2, which means it has a total of 15 factors.
• The sum of the digits of 72 is 9, which makes it a multiple of 9.

In some cultures, 72 is considered a significant number. In Islam, for example, it is believed that there are 72 virgins waiting for martyrs in paradise. In Chinese numerology, the number 72 represents prosperity and wealth.

In sports, 72 is often associated with basketball as it is the width of the regulation court in feet. In music, 72 beats per minute is a common tempo for slow and soothing songs.