1835
1835 is the year the Great Moon Hoax was published.
- Odd
- Composite
Where 1835 fits
Why 1835 is special
A New York newspaper reported that a telescope had revealed bat-winged humanoids on the Moon. Circulation rose sharply and the paper never printed a retraction.
Factors & digit properties
- Divisors (4)
- 1, 5, 367, 1835
- Prime factorisation
- 5 × 367
- Digit sum
- 17
- Digital root
- 8
Representations
- Decimal
- 1835
- Binary
- 11100101011
- Octal
- 3453
- Hexadecimal
- 72b
- Roman numeral
- MDCCCXXXV
- Scientific notation
- 1.835 × 10^3
Other mathematical patterns
- Deficient number
- Semiprime
Related numbers & connections
The Great Moon Hoax of 1835 was invented and never retracted; the 1938 War of the Worlds broadcast was fiction mistaken for news. Both are studied for what they show about credulity and about newspapers.
View 1938 →Other connections
- contrasts with1938
why?
Strength 0.50, confidence "high".
Media & popular culture
The Sun's 1835 series describing life on the Moon was invented and sold enormously well. No retraction was published, which is an early and instructive case of the commercial incentives around false reporting.
DocumentedMedia & popular cultureGeography: United StatesPeriod: 1835
Common questions
Is 1835 a prime number?
No, 1835 is not prime.
What are the factors of 1835?
The factors of 1835 are 1, 5, 367, 1835.
What is 1835 in Roman numerals?
1835 in Roman numerals is MDCCCXXXV.
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