Names of 803
| Nominal | 803 |
| Cardinal | eight hundred three |
| Ordinal | 803rd |
| This number as US currency | eight hundred three dollars |
| Is 803 an odd number? | 803 is an odd number |
| Is 803 an even number? | 803 is NOT an even number |
| Is 803 a palindrome? | 803 is NOT a palindrome number |
| Is 803 a triangle number? | 803 is NOT a triangle number |
803 in other Bases
| Base 2 (Binary) | 11001000112 |
| Base 3 (Ternary) | 10022023 |
| Base 4 (Quaternary) | 302034 |
| Base 5 (Quinary) | 112035 |
| Base 6 (Senary) | 34156 |
| Base 8 (Octal) | 14438 |
| Base 12 (Duodecimal) | 56B12 |
| Base 16 (Hexadecimal) | 32316 |
| Base 20 (Vigesimal) | 20320 |
Primes and Factors tests for 803
| Is 803 a Prime Number? | 803 is NOT a prime |
| Is 803 a perfect number? | 803 is NOT a perfect number |
| Is 803 a Mersenne Prime? | 803 is NOT a Mersenne prime |
| Is 803 a Fermat Prime? | 803 is NOT a Fermat prime |
| Is 803 a Fibonacci Prime? | 803 is NOT a Fibonacci prime |
| Is 803 a Partition Prime? | 803 is NOT a Partition prime |
| Is 803 a Pell Prime? | 803 is NOT a Pell prime |
| Prime Factors | Prime factors of 803 |
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803 in other Numerals
| 803 in Roman Numeral | DCCCIII |
| 803 in Chinese Numeral | 捌佰叄 |
| 803 in Egyptian Numeral | 𓍩𓏼 |
| 803 in Babylonian Numeral |   |
Roots and stuff for 803
| Is 803 a square number? | 803 is NOT a square number |
| Is 803 a cube number? | 803 is NOT a cube number |
| Square root of the number 803 | 28.33725463061 |
| Cube root of the number 803 | 9.2947671644878 |
Recreational math for 803
| Number 803 reversed | 308 |
| Sum of the digits | 11 |
| No of digits | 3 |