1372
1372 is the year the Battle of La Rochelle destroyed English naval dominance.
- Even
- Composite
Where 1372 fits
Why 1372 is special
A Castilian fleet defeated the English and gave France control of the Channel for a generation, reversing the position established at Sluys thirty-two years earlier.
1372 is part of
Factors & digit properties
- Divisors (12)
- 1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372
- Prime factorisation
- 2^2 × 7^3
- Digit sum
- 13
- Digital root
- 4
Representations
- Decimal
- 1372
- Scientific notation
- 1.372 × 10^3
Roman numerals
M C C C L X X I I
Binary
1 0 1 0 1 0 1 1 1 0 0
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 1 × 16 + 1 × 8 + 1 × 4 + 0 × 2 + 0 × 1 = 1,372
Octal
2 5 3 4
2 × 512 + 5 × 64 + 3 × 8 + 4 × 1 = 1,372
Hexadecimal
5 5 c
5 × 256 + 5 × 16 + c × 1 = 1,372
Read as powers of two: 1,024 + 256 + 64 + 16 + 8 + 4 = 1,372.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 7 hobbles, 2 strokes
1 × 1,000 + 3 × 100 + 7 × 10 + 2 × 1 = 1,372. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 2 vertical wedges (sixties place), 5 corner wedges + 2 vertical wedges (units place)
22 × 60 + 52 = 1372. 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
- Powerful number
Related numbers & connections
1372 is a year in the 14th century, in the 1370s.
Sluys in 1340 gave England control of the Channel and La Rochelle in 1372 took it away, which is roughly how often it changed hands through the Hundred Years' War.
View 1340 →Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
Other connections
- developed from1340
why?
Strength 0.50, confidence "high".
History
In 1372, a Castilian fleet destroyed an English squadron off La Rochelle, ending English command of the sea route to Bordeaux (Atlantic).
DocumentedHistoryGeography: AtlanticPeriod: 1372La Rochelle in 1372 undid the naval supremacy Sluys had won in 1340. Control of the Channel changed hands roughly every generation through the Hundred Years' War.
DocumentedHistoryGeography: FrancePeriod: 1372
Common questions
Is 1372 a prime number?
No, 1372 is not prime.
What are the factors of 1372?
The factors of 1372 are 1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372.
What is 1372 in Roman numerals?
1372 in Roman numerals is MCCCLXXII.
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