9200
Port 9200 is the default HTTP port for Elasticsearch.
- Even
- Composite
Where 9200 fits
Why 9200 is special
Elasticsearch shipped for years with no authentication and bound to every network interface, and exposed 9200 became one of the largest sources of publicised data leaks in the late 2010s. The defaults changed; the exposed instances did not all go away.
Factors & digit properties
- Divisors (30)
- 1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200
- Prime factorisation
- 2^4 × 5^2 × 23
- Digit sum
- 11
- Digital root
- 2
Representations
- Decimal
- 9200
- Binary
- 10001111110000
- Octal
- 21760
- Hexadecimal
- 23f0
- Scientific notation
- 9.200 × 10^3
Other mathematical patterns
- Abundant number
Related numbers & connections
Elasticsearch stores the data and Kibana displays it. Early versions of both shipped without authentication, and an exposed dashboard leaks exactly what an exposed database does.
View 5601 →Other connections
- is associated with5601
why?
Strength 0.50, confidence "high".
Technology & computing
Elasticsearch long shipped with no authentication and listened on every interface, and exposed port 9200 became one of the largest single sources of publicised data leaks in the late 2010s. The defaults were changed; the already-exposed instances largely were not.
DocumentedTechnology & computing
Common questions
Is 9200 a prime number?
No, 9200 is not prime.
What are the factors of 9200?
The factors of 9200 are 1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200.
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