2136
The jōyō kanji list contains 2,136 characters.
- Even
- Composite
Where 2136 fits
Why 2136 is special
It defines what Japanese newspapers may print without a pronunciation gloss, so the number is effectively a public policy decision about literacy.
Factors & digit properties
- Divisors (16)
- 1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136
- Prime factorisation
- 2^3 × 3 × 89
- Digit sum
- 12
- Digital root
- 3
Representations
- Decimal
- 2136
- Scientific notation
- 2.136 × 10^3
Roman numerals
M M C X X X V I
Binary
1 0 0 0 0 1 0 1 1 0 0 0
1 × 2,048 + 0 × 1,024 + 0 × 512 + 0 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 0 × 2 + 0 × 1 = 2,136
Octal
4 1 3 0
4 × 512 + 1 × 64 + 3 × 8 + 0 × 1 = 2,136
Hexadecimal
8 5 8
8 × 256 + 5 × 16 + 8 × 1 = 2,136
Read as powers of two: 2,048 + 64 + 16 + 8 = 2,136.
In historical numeral systems
Egyptian
2 lotuses, 1 coil of rope, 3 hobbles, 6 strokes
2 × 1,000 + 1 × 100 + 3 × 10 + 6 × 1 = 2,136. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
3 corner wedges + 5 vertical wedges (sixties place), 3 corner wedges + 6 vertical wedges (units place)
35 × 60 + 36 = 2136. 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
The 2010 revision fixed the list at 2,136 characters, indexed in dictionaries by the 214 radicals.
View 214 →Other connections
- is associated with214
why?
Strength 0.50, confidence "high".
Culture
The jōyō kanji list, revised in 2010 to 2,136 characters, specifies the characters taught through secondary school and used in official documents and general publishing without furigana.
DocumentedCultureGeography: JapanPeriod: 1981; revised 2010
Common questions
Is 2136 a prime number?
No, 2136 is not prime.
What are the factors of 2136?
The factors of 2136 are 1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136.
What is 2136 in Roman numerals?
2136 in Roman numerals is MMCXXXVI.
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: 15 July 2026