20,387
ISO 20387 covers biobanking.
- Odd
- Composite
Where 20,387 fits
Why 20,387 is special
It sets competence requirements for collections of biological material, where a sample stored badly for twenty years destroys research that has not been designed yet.
Factors & digit properties
- Divisors (8)
- 1, 19, 29, 37, 551, 703, 1073, 20387
- Prime factorisation
- 19 × 29 × 37
- Digit sum
- 20
- Digital root
- 2
Representations
- Decimal
- 20387
- Binary
- 100111110100011
- Octal
- 47643
- Hexadecimal
- 4fa3
- Scientific notation
- 2.039 × 10^4
Other mathematical patterns
- Deficient number
Related numbers & connections
Biobanking and medical laboratory standards both govern material whose provenance must survive decades.
View 15189 →Other connections
- is associated with15189
why?
Strength 0.50, confidence "high".
Technology & computing
ISO 20387 specifies general requirements for biobanking, covering collection, preservation and traceability of biological material and associated data.
DocumentedTechnology & computingGeography: International — ISO member bodiesPeriod: 2018–
Common questions
Is 20,387 a prime number?
No, 20,387 is not prime.
What are the factors of 20,387?
The factors of 20,387 are 1, 19, 29, 37, 551, 703, 1073, 20387.
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