Names of 812
| Nominal | 812 |
| Cardinal | eight hundred twelve |
| Ordinal | 812th |
| This number as US currency | eight hundred twelve dollars |
| Is 812 an odd number? | 812 is NOT an odd number |
| Is 812 an even number? | 812 is an even number |
| Is 812 a palindrome? | 812 is NOT a palindrome number |
| Is 812 a triangle number? | 812 is NOT a triangle number |
812 in other Bases
| Base 2 (Binary) | 11001011002 |
| Base 3 (Ternary) | 10100023 |
| Base 4 (Quaternary) | 302304 |
| Base 5 (Quinary) | 112225 |
| Base 6 (Senary) | 34326 |
| Base 8 (Octal) | 14548 |
| Base 12 (Duodecimal) | 57812 |
| Base 16 (Hexadecimal) | 32C16 |
| Base 20 (Vigesimal) | 20C20 |
Primes and Factors tests for 812
| Is 812 a Prime Number? | 812 is NOT a prime |
| Is 812 a perfect number? | 812 is NOT a perfect number |
| Is 812 a Mersenne Prime? | 812 is NOT a Mersenne prime |
| Is 812 a Fermat Prime? | 812 is NOT a Fermat prime |
| Is 812 a Fibonacci Prime? | 812 is NOT a Fibonacci prime |
| Is 812 a Partition Prime? | 812 is NOT a Partition prime |
| Is 812 a Pell Prime? | 812 is NOT a Pell prime |
| Prime Factors | Prime factors of 812 |
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812 in other Numerals
| 812 in Roman Numeral | DCCCXII |
| 812 in Chinese Numeral | 捌佰壹拾貳 |
| 812 in Egyptian Numeral | 𓍩𓎆𓏻 |
| 812 in Babylonian Numeral |   |
Roots and stuff for 812
| Is 812 a square number? | 812 is NOT a square number |
| Is 812 a cube number? | 812 is NOT a cube number |
| Square root of the number 812 | 28.49561369755 |
| Cube root of the number 812 | 9.3293633909857 |
Recreational math for 812
| Number 812 reversed | 218 |
| Sum of the digits | 11 |
| No of digits | 3 |