76
76 is the atomic number of osmium — the densest naturally occurring element — sitting directly after the notable 75.
- Even
- Composite
Where 76 fits
Why 76 is special
76's element, osmium, holds a genuine density superlative among everything found in nature.
Factors & digit properties
- Divisors (6)
- 1, 2, 4, 19, 38, 76
- Prime factorisation
- 2^2 × 19
- Digit sum
- 13
- Digital root
- 4
Representations
- Decimal
- 76
- Binary
- 1001100
- Octal
- 114
- Hexadecimal
- 4c
- Roman numeral
- LXXVI
- Scientific notation
- 7.600 × 10^1
Other mathematical patterns
- Deficient number
- Automorphic number
- Lucas number
Related numbers & connections
38 is a factor of 76 (38 × 2 = 76).
View 38 →Mathematically related
- has factor38
why?
Strength 0.50, confidence "high".
Science
76 is the atomic number of osmium, the densest naturally occurring element.
DocumentedScience
Mathematics
76 = 2² × 19, sitting directly after the notable 75.
DocumentedMathematics
Common questions
Is 76 a prime number?
No, 76 is not prime.
What are the factors of 76?
The factors of 76 are 1, 2, 4, 19, 38, 76.
What is 76 in Roman numerals?
76 in Roman numerals is LXXVI.
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