804 in words
804
eight hundred and four
804 is written eight hundred and four.
Ways to write it
- As an ordinal
- eight hundred and fourth
- Roman numeral
- DCCCIV
- Expanded form
- 800 + 4
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 8 | 800 |
| tens | 0 | 0 |
| ones | 4 | 4 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402 and 804 (12 factors)
- First 10 multiples
- 804, 1,608, 2,412, 3,216, 4,020, 4,824, 5,628, 6,432, 7,236, 8,040
- Square
- 804 × 804 = 6,46,416
- Square root
- ≈ 28.35
- Sum of the digits
- 8 + 0 + 4 = 12
- Rounded to the nearest 10
- 800
- Rounded to the nearest 100
- 800
- Number before
- 803
- Number after
- 805
- In binary
1100100100
Quick check
What number comes just after 804?
Show the answer
805
Is 804 even or odd?
Show the answer
Even
What is 804 + 10?
Show the answer
814
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 804 in words?
804 is written "eight hundred and four".
Is 804 a prime number?
No. 804 is a composite number, because it has more than two factors.
What are the factors of 804?
The factors of 804 are 1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402 and 804.
How do you write 804 in Roman numerals?
804 in Roman numerals is DCCCIV.