1952
1952 is the year of the Great Smog of London.
- Even
- Composite
Where 1952 fits
Why 1952 is special
Coal smoke trapped by still, cold air killed an estimated four to twelve thousand people over five days. It produced the Clean Air Act of 1956 and is the standard case study for air pollution regulation.
Factors & digit properties
- Divisors (12)
- 1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952
- Prime factorisation
- 2^5 × 61
- Digit sum
- 17
- Digital root
- 8
Representations
- Decimal
- 1952
- Binary
- 11110100000
- Octal
- 3640
- Hexadecimal
- 7a0
- Roman numeral
- MCMLII
- Scientific notation
- 1.952 × 10^3
Other mathematical patterns
- Abundant number
Related numbers & connections
The Great Stink of 1858 produced a sewer system in eighteen days and the Great Smog of 1952 produced a Clean Air Act four years later. Both required the harm to reach legislators.
View 1858 →Other connections
- contrasts with1858
why?
Strength 0.50, confidence "high".
Law & regulation
Coal smoke trapped by cold, still air over London killed an estimated four to twelve thousand people in five days. The Clean Air Act of 1956 followed, and the episode remains the standard case study in air pollution regulation.
DocumentedLaw & regulationGeography: London, EnglandPeriod: December 1952
Common questions
Is 1952 a prime number?
No, 1952 is not prime.
What are the factors of 1952?
The factors of 1952 are 1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952.
What is 1952 in Roman numerals?
1952 in Roman numerals is MCMLII.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026