8620
8620 is a case-hardening alloy steel.
- Even
- Composite
Where 8620 fits
Why 8620 is special
It is carburised so the surface is hard and the core stays tough, which is how a gear tooth resists wear without the whole tooth becoming brittle.
Factors & digit properties
- Divisors (12)
- 1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620
- Prime factorisation
- 2^2 × 5 × 431
- Digit sum
- 16
- Digital root
- 7
Representations
- Decimal
- 8620
- Binary
- 10000110101100
- Octal
- 20654
- Hexadecimal
- 21ac
- Scientific notation
- 8.620 × 10^3
Other mathematical patterns
- Abundant number
Related numbers & connections
One is case-hardened for a tough core under a hard surface and the other through-hardened for rolling contact.
View 52100 →Technology & computing
AISI 8620 is a nickel-chromium-molybdenum steel intended for carburising, producing a hard wear-resistant case over a tough core.
DocumentedTechnology & computingGeography: International — AISI, SAE and Aluminium Association designations
Common questions
Is 8620 a prime number?
No, 8620 is not prime.
What are the factors of 8620?
The factors of 8620 are 1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620.
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