Names of 804
| Nominal | 804 |
| Cardinal | eight hundred four |
| Ordinal | 804th |
| This number as US currency | eight hundred four dollars |
| Is 804 an odd number? | 804 is NOT an odd number |
| Is 804 an even number? | 804 is an even number |
| Is 804 a palindrome? | 804 is NOT a palindrome number |
| Is 804 a triangle number? | 804 is NOT a triangle number |
804 in other Bases
| Base 2 (Binary) | 11001001002 |
| Base 3 (Ternary) | 10022103 |
| Base 4 (Quaternary) | 302104 |
| Base 5 (Quinary) | 112045 |
| Base 6 (Senary) | 34206 |
| Base 8 (Octal) | 14448 |
| Base 12 (Duodecimal) | 57012 |
| Base 16 (Hexadecimal) | 32416 |
| Base 20 (Vigesimal) | 20420 |
Primes and Factors tests for 804
| Is 804 a Prime Number? | 804 is NOT a prime |
| Is 804 a perfect number? | 804 is NOT a perfect number |
| Is 804 a Mersenne Prime? | 804 is NOT a Mersenne prime |
| Is 804 a Fermat Prime? | 804 is NOT a Fermat prime |
| Is 804 a Fibonacci Prime? | 804 is NOT a Fibonacci prime |
| Is 804 a Partition Prime? | 804 is NOT a Partition prime |
| Is 804 a Pell Prime? | 804 is NOT a Pell prime |
| Prime Factors | Prime factors of 804 |
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804 in other Numerals
| 804 in Roman Numeral | DCCCIV |
| 804 in Chinese Numeral | 捌佰肆 |
| 804 in Egyptian Numeral | 𓍩𓏽 |
| 804 in Babylonian Numeral |   |
Roots and stuff for 804
| Is 804 a square number? | 804 is NOT a square number |
| Is 804 a cube number? | 804 is NOT a cube number |
| Square root of the number 804 | 28.354893757516 |
| Cube root of the number 804 | 9.2986239147912 |
Recreational math for 804
| Number 804 reversed | 408 |
| Sum of the digits | 12 |
| No of digits | 3 |