500
500 is the distance in miles of the Indianapolis 500, one of motorsport's oldest and most prestigious races, run annually since 1911.
- Even
- Composite
Where 500 fits
Why 500 is special
500 miles is the exact length of the Indianapolis 500 — 200 laps of the 2.5-mile Indianapolis Motor Speedway oval — run every year since 1911 (aside from wartime pauses) and regarded as one of the 'Triple Crown of Motorsport' races. In U.S. currency history, the $500 bill was also issued (last printed 1945) and remains legal tender, though it's no longer produced or normally circulated.
500 connects to:
- 100 — has multiple
- motor race signature distance — appears in
Same number, different meanings
How 500 is understood across different contexts — never implying one meaning because of another.
- Mathematics
500 miles is the exact length of the Indianapolis 500 — 200 laps of the 2.5-mile Indianapolis Motor Speedway oval — run every year since 1911 (aside from wartime pauses) and regarded as one of the 'Triple Crown of Motorsport' races. In U.S. currency history, the $500 bill was also issued (last printed 1945) and remains legal tender, though it's no longer produced or normally circulated.
- History
The United States printed $500 bills until 1945; production stopped in 1969 due to low public use, but existing notes remain legal tender.
- Sport
The Indianapolis 500 is a 500-mile (200-lap) motor race held annually at the Indianapolis Motor Speedway since 1911, one of the oldest and most prestigious races in the world and part of the informal 'Triple Crown of Motorsport'.
500 is part of
Factors & digit properties
- Divisors (12)
- 1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500
- Prime factorisation
- 2^2 × 5^3
- Digit sum
- 5
- Digital root
- 5
Representations
- Decimal
- 500
- Binary
- 111110100
- Octal
- 764
- Hexadecimal
- 1f4
- Roman numeral
- D
- Scientific notation
- 5.000 × 10^2
Other mathematical patterns
- Abundant number
- Powerful number
- Harshad (Niven) number
Related numbers & connections
500 is a multiple of 100 (100 × 5 = 500).
View 100 →The Indianapolis 500's 500-mile distance gives the race its name.
Mathematically related
- has multiple100
why?
Strength 0.50, confidence "high".
Numbers Around Us
- appears inSignature motor-race distance
why?
Strength 0.50, confidence "high".
History
The United States printed $500 bills until 1945; production stopped in 1969 due to low public use, but existing notes remain legal tender.
DocumentedHistoryGeography: United StatesPeriod: issued until 1945, discontinued 1969
Sport
The Indianapolis 500 is a 500-mile (200-lap) motor race held annually at the Indianapolis Motor Speedway since 1911, one of the oldest and most prestigious races in the world and part of the informal 'Triple Crown of Motorsport'.
DocumentedSportGeography: United StatesPeriod: annually since 1911
Common questions
Is 500 a prime number?
No, 500 is not prime.
What are the factors of 500?
The factors of 500 are 1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500.
What is 500 in Roman numerals?
500 in Roman numerals is D.
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: 30 July 2026