1284
1284 is the year of the Pied Piper of Hamelin.
- Even
- Composite
Where 1284 fits
Why 1284 is special
The town's records note the loss of 130 children in that year, and the rat element appears only in versions from three centuries later. What actually happened is unknown.
Factors & digit properties
- Divisors (12)
- 1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284
- Prime factorisation
- 2^2 × 3 × 107
- Digit sum
- 15
- Digital root
- 6
Representations
- Decimal
- 1284
- Binary
- 10100000100
- Octal
- 2404
- Hexadecimal
- 504
- Roman numeral
- MCCLXXXIV
- Scientific notation
- 1.284 × 10^3
Other mathematical patterns
- Abundant number
Related numbers & connections
FireWire offered guaranteed bandwidth over a serial bus where the parallel port offered neither, and both lost to USB.
View 1394 →Other connections
- contrasts with1394
why?
Strength 0.50, confidence "high".
Culture
Hamelin's earliest record simply notes 130 children lost in 1284. Rats enter the story around 1559. Emigration, plague and a children's crusade have all been proposed and none is established.
DocumentedCultureGeography: Hamelin, GermanyPeriod: 1284
Common questions
Is 1284 a prime number?
No, 1284 is not prime.
What are the factors of 1284?
The factors of 1284 are 1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284.
What is 1284 in Roman numerals?
1284 in Roman numerals is MCCLXXXIV.
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