1002
1002 is the year of the St Brice's Day massacre in England.
- Even
- Composite
Where 1002 fits
Why 1002 is special
Æthelred ordered the killing of Danes living in England, which provoked invasion rather than preventing it and contributed directly to Danish rule fourteen years later.
1002 is part of
Factors & digit properties
- Divisors (8)
- 1, 2, 3, 6, 167, 334, 501, 1002
- Prime factorisation
- 2 × 3 × 167
- Digit sum
- 3
- Digital root
- 3
Representations
- Decimal
- 1002
- Scientific notation
- 1.002 × 10^3
Roman numerals
M I I
Binary
1 1 1 1 1 0 1 0 1 0
1 × 512 + 1 × 256 + 1 × 128 + 1 × 64 + 1 × 32 + 0 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 0 × 1 = 1,002
Octal
1 7 5 2
1 × 512 + 7 × 64 + 5 × 8 + 2 × 1 = 1,002
Hexadecimal
3 e a
3 × 256 + e × 16 + a × 1 = 1,002
Read as powers of two: 512 + 256 + 128 + 64 + 32 + 8 + 2 = 1,002.
In historical numeral systems
Egyptian
1 lotus, 2 strokes
1 × 1,000 + 2 × 1 = 1,002. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
1 corner wedge + 6 vertical wedges (sixties place), 4 corner wedges + 2 vertical wedges (units place)
16 × 60 + 42 = 1002. 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
- Abundant number
- Harshad (Niven) number
Related numbers & connections
1002 is a year in the 11th century, in the 1000s.
Æthelred ordered the killing of Danes in England in 1002, which provoked invasion rather than preventing it, and Cnut ruled England from 1016.
View 1016 →Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
Other connections
- developed from1016
why?
Strength 0.50, confidence "high".
History
In 1002, the St Brice's Day massacre of Danish settlers was ordered, provoking decades of retaliation (England).
DocumentedHistoryGeography: EnglandPeriod: 1002The 1002 killings were intended to remove a Danish threat and instead provoked sustained invasion. Cnut ruled England from 1016 as a direct consequence.
DocumentedHistoryGeography: EnglandPeriod: 1002
Common questions
Is 1002 a prime number?
No, 1002 is not prime.
What are the factors of 1002?
The factors of 1002 are 1, 2, 3, 6, 167, 334, 501, 1002.
What is 1002 in Roman numerals?
1002 in Roman numerals is MII.
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