1634
1634 is the year of the first recorded tulip bulb futures contracts.
- Even
- Composite
Where 1634 fits
Why 1634 is special
Trading in bulbs not yet lifted from the ground is where the speculative element entered. The collapse came three years later.
Factors & digit properties
- Divisors (8)
- 1, 2, 19, 38, 43, 86, 817, 1634
- Prime factorisation
- 2 × 19 × 43
- Digit sum
- 14
- Digital root
- 5
Representations
- Decimal
- 1634
- Binary
- 11001100010
- Octal
- 3142
- Hexadecimal
- 662
- Roman numeral
- MDCXXXIV
- Scientific notation
- 1.634 × 10^3
Other mathematical patterns
- Deficient number
- Narcissistic (Armstrong) number
Finance & economics
Dutch bulb trading moved to forward contracts from 1634, so buyers were purchasing something that did not yet exist in hand. The mechanism, rather than the flowers, is what made the episode a bubble.
DocumentedFinance & economicsGeography: NetherlandsPeriod: 1634
Common questions
Is 1634 a prime number?
No, 1634 is not prime.
What are the factors of 1634?
The factors of 1634 are 1, 2, 19, 38, 43, 86, 817, 1634.
What is 1634 in Roman numerals?
1634 in Roman numerals is MDCXXXIV.
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