# 133 # 133: A Number with Many Meanings 133 is a natural number that follows 132 and precedes 134. It has many interesting properties and associations in mathematics, military, transportation, and spirituality. Here are some of the facts and meanings of 133:

• 133 is a semiprime: a product of two prime numbers, namely 7 and 19. Since those prime factors are Gaussian primes, this means that 133 is a Blum integer.
• 133 is a repdigit in base 11 (111) and base 18 (77), whilst in base 20 it is a cyclic number formed from the reciprocal of the number three.
• 133 is the number of compositions of 13 into distinct parts.
• 133 is an angel number that symbolizes guidance, encouragement, and support from your guardian angels and the Ascended Masters. It also represents creativity, self-expression, and manifestation of your desires.
• 133 has been used as a designation for various military units, such as ships, aircrafts, battalions, and camps. For example, USS Toledo (CA-133) was a United States Navy Baltimore-class heavy cruiser during the Korean War.
• 133 is also a number related to transportation, such as bus routes in London and Bucharest, a Fiat car model, and a Space Shuttle Endeavour contingency mission.

As you can see, 133 is a number with many meanings and significance. It can be seen as a sign of divine guidance, a mathematical curiosity, or a historical reference.

# 133: A Number with Many Meanings 133 is a natural number that follows 132 and precedes 134. It has many interesting properties and associations in mathematics, military, transportation, and spirituality. Here are some of the facts and meanings of 133:

• 133 is a semiprime: a product of two prime numbers, namely 7 and 19. Since those prime factors are Gaussian primes, this means that 133 is a Blum integer.
• 133 is a repdigit in base 11 (111) and base 18 (77), whilst in base 20 it is a cyclic number formed from the reciprocal of the number three.
• 133 is the number of compositions of 13 into distinct parts.
• 133 is an angel number that symbolizes guidance, encouragement, and support from your guardian angels and the Ascended Masters. It also represents creativity, self-expression, and manifestation of your desires.
• 133 has been used as a designation for various military units, such as ships, aircrafts, battalions, and camps. For example, USS Toledo (CA-133) was a United States Navy Baltimore-class heavy cruiser during the Korean War.
• 133 is also a number related to transportation, such as bus routes in London and Bucharest, a Fiat car model, and a Space Shuttle Endeavour contingency mission.

In addition to these meanings, 133 also has some other interesting features:

• 133 is a Harshad number, because it is divisible by the sum of its digits. Harshad numbers are also called Niven numbers.
• 133 is an octagonal number, because it can be represented as an octagon with dots along its sides. The nth octagonal number can be calculated by the formula n(3n-2).
• 133 is a happy number, because it eventually reaches 1 when the sum of the squares of its digits is repeatedly calculated. For example: 1+3+3=19; 1+9=82; 8+2=68; 6+8=100; 1+0+0=1.
• 133 is an n whose divisors (excluding n itself) added up divide Ï(n), where Ï(n) is the Euler’s totient function that counts the positive integers less than or equal to n that are relatively prime to n. For example: Ï(133)=72; divisors of 133 are 1,7 and 19; sum of divisors=27; 27/72=0.375.
• 133 can be written as the sum of three consecutive primes: 41+43+47=133.
• 133 can be written as the sum of five consecutive odd numbers: 21+23+25+27+29=133.
• 133 can be written as the difference of two squares in two ways: 67-66=133; 20-13=133.
• The Roman numeral for 133 is CXXXIII.
• The binary representation for 133 is 10000101.
• The hexadecimal representation for 133 is 85.

To conclude, 133