1584
1584 is the year William of Orange was assassinated.
- Even
- Composite
Where 1584 fits
Why 1584 is special
He was among the first heads of state killed with a handgun, and the assassin had been promised a large reward by Philip II in a public proclamation.
Factors & digit properties
- Divisors (30)
- 1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584
- Prime factorisation
- 2^4 × 3^2 × 11
- Digit sum
- 18
- Digital root
- 9
Representations
- Decimal
- 1584
- Binary
- 11000110000
- Octal
- 3060
- Hexadecimal
- 630
- Roman numeral
- MDLXXXIV
- Scientific notation
- 1.584 × 10^3
Other mathematical patterns
- Abundant number
- Harshad (Niven) number
Related numbers & connections
William of Orange led the revolt from 1568 and was assassinated in 1584, after Philip II publicly offered a reward for his death.
View 1568 →Other connections
- developed from1568
why?
Strength 0.50, confidence "high".
History
Philip II publicly offered a reward for William of Orange's death in 1580 and it was collected in 1584. The killing is among the earliest political assassinations carried out with a firearm.
DocumentedHistoryGeography: NetherlandsPeriod: 1584
Common questions
Is 1584 a prime number?
No, 1584 is not prime.
What are the factors of 1584?
The factors of 1584 are 1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584.
What is 1584 in Roman numerals?
1584 in Roman numerals is MDLXXXIV.
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