6061
6061 is the general-purpose structural aluminium.
- Odd
- Composite
Where 6061 fits
Why 6061 is special
It is weldable, machinable and available everywhere, which makes it the default even where a stronger alloy would do the job with less material.
Factors & digit properties
- Divisors (8)
- 1, 11, 19, 29, 209, 319, 551, 6061
- Prime factorisation
- 11 × 19 × 29
- Digit sum
- 13
- Digital root
- 4
Representations
- Decimal
- 6061
- Binary
- 1011110101101
- Octal
- 13655
- Hexadecimal
- 17ad
- Scientific notation
- 6.061 × 10^3
Other mathematical patterns
- Deficient number
- Lucky number (mathematical sieve)
Related numbers & connections
The same structural role under a different regional designation, close enough that substitution is routine and occasionally wrong.
View 6082 →Technology & computing
6061 is a heat-treatable aluminium alloy with magnesium and silicon, offering good strength, weldability and corrosion resistance in structural applications.
DocumentedTechnology & computingGeography: International — AISI, SAE and Aluminium Association designations
Common questions
Is 6061 a prime number?
No, 6061 is not prime.
What are the factors of 6061?
The factors of 6061 are 1, 11, 19, 29, 209, 319, 551, 6061.
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