Thirty-three

The thirty-three (33) is the natural number that follows 32 and precedes 34.

Math

• It is a composite number, which has the following factors: 1, 3 and 11. As the sum of its factors is 15 ≤ 33, it is a defective number. The sum of its dividers is 48.
• A semi-press number.
• Free number of squares.
• Lucky number.
• The 33rd prime number is 137.
• A Repdigit number.
• It is the sum of three different cubes: 33 = 886612897528752828 ³ + (-8778405442862239) ³ + (-2736111468807040) ³.
• Størmer number.

Other sciences

• It is the atomic number of arsenic (As)
• On the Newton scale is the temperature at which the water boils.
• In medicine, taking advantage of the erres of its pronunciation, is used in the auscultation of the transmitted vocal vibrations, «Lady thirty-three».
• Astronomical object of the Messier M33 catalogue is a spiral galaxy located in the constellation of the Triangulum.
• Astronomical object of the New General Catalog NGC 33 is a double star system in the constellation of Pisces.
• (33) Polyhymnia is an asteroid that forms part of the asteroid belt.
• Runa de los Caminos, in the runes Sabias (inverted). It represents spiritual growth. Book Runes de los Sabios (ISBN 978-1980494669)

In language

• It's the number of letters in the Russian alphabet.

Religion

• It was the age of Jesus Christ when he was crucified.
• It is the number of deities of Vedism.

In other fields

• It is the highest degree within the Ancient and Accepted Scottish Rite of Freemasonry.
• It's France's international phone code.
• Thirty-three is a city in Uruguay.