1586
1586 is the year the potato is generally said to have reached England.
- Even
- Composite
Where 1586 fits
Why 1586 is special
Attribution to Raleigh or Drake is unreliable. The crop was treated with suspicion for two centuries before becoming a staple, and its later dominance in Ireland is what made the 1845 blight catastrophic.
1586 is part of
Factors & digit properties
- Divisors (8)
- 1, 2, 13, 26, 61, 122, 793, 1586
- Prime factorisation
- 2 × 13 × 61
- Digit sum
- 20
- Digital root
- 2
Representations
- Decimal
- 1586
- Scientific notation
- 1.586 × 10^3
Roman numerals
M D L X X X V I
Binary
1 1 0 0 0 1 1 0 0 1 0
1 × 1,024 + 1 × 512 + 0 × 256 + 0 × 128 + 0 × 64 + 1 × 32 + 1 × 16 + 0 × 8 + 0 × 4 + 1 × 2 + 0 × 1 = 1,586
Octal
3 0 6 2
3 × 512 + 0 × 64 + 6 × 8 + 2 × 1 = 1,586
Hexadecimal
6 3 2
6 × 256 + 3 × 16 + 2 × 1 = 1,586
Read as powers of two: 1,024 + 512 + 32 + 16 + 2 = 1,586.
In historical numeral systems
Egyptian
1 lotus, 5 coils of rope, 8 hobbles, 6 strokes
1 × 1,000 + 5 × 100 + 8 × 10 + 6 × 1 = 1,586. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 6 vertical wedges (sixties place), 2 corner wedges + 6 vertical wedges (units place)
26 × 60 + 26 = 1586. Places are separated by a space on the tablet, with the higher place written first.
Systems that simply cannot reach this value are left out. Where a script needs a font most readers do not have, the reading is given instead of the glyphs — see number systems for each system in full.
Other mathematical patterns
- Deficient number
Related numbers & connections
1586 is a year in the 16th century, in the 1580s.
The potato reached northern Europe in the late 1500s and Ireland's dependence on it is what made the blight of 1845 lethal rather than merely costly.
View 1845 →Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
Other connections
- is associated with1845
why?
Strength 0.50, confidence "high".
History
In 1586, the Babington Plot was uncovered through intercepted correspondence, leading to the trial of Mary, Queen of Scots (England).
DocumentedHistoryGeography: EnglandPeriod: 1586The potato reached northern Europe in the late 1500s and was resisted for generations before becoming a staple. That reliance is precisely what made the blight of 1845 lethal rather than merely costly.
DocumentedHistoryGeography: England and IrelandPeriod: around 1586
Common questions
Is 1586 a prime number?
No, 1586 is not prime.
What are the factors of 1586?
The factors of 1586 are 1, 2, 13, 26, 61, 122, 793, 1586.
What is 1586 in Roman numerals?
1586 in Roman numerals is MDLXXXVI.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 2 reviewer-confirmed records, sourced and reviewed before publication.
Last reviewed: 15 July 2026