Names of 1816
| Nominal | 1816 |
| Cardinal | one thousand eight hundred sixteen |
| Ordinal | 1,816th |
| This number as US currency | one thousand eight hundred sixteen dollars |
| Is 1816 an odd number? | 1816 is NOT an odd number |
| Is 1816 an even number? | 1816 is an even number |
| Is 1816 a palindrome? | 1816 is NOT a palindrome number |
| Is 1816 a triangle number? | 1816 is NOT a triangle number |
1816 in other Bases
| Base 2 (Binary) | 111000110002 |
| Base 3 (Ternary) | 21110213 |
| Base 4 (Quaternary) | 1301204 |
| Base 5 (Quinary) | 242315 |
| Base 6 (Senary) | 122246 |
| Base 8 (Octal) | 34308 |
| Base 12 (Duodecimal) | 107412 |
| Base 16 (Hexadecimal) | 71816 |
| Base 20 (Vigesimal) | 4AG20 |
Primes and Factors tests for 1816
| Is 1816 a Prime Number? | 1816 is NOT a prime |
| Is 1816 a perfect number? | 1816 is NOT a perfect number |
| Is 1816 a Mersenne Prime? | 1816 is NOT a Mersenne prime |
| Is 1816 a Fermat Prime? | 1816 is NOT a Fermat prime |
| Is 1816 a Fibonacci Prime? | 1816 is NOT a Fibonacci prime |
| Is 1816 a Partition Prime? | 1816 is NOT a Partition prime |
| Is 1816 a Pell Prime? | 1816 is NOT a Pell prime |
| Prime Factors | Prime factors of 1816 |
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1816 in other Numerals
| 1816 in Roman Numeral | MDCCCXVI |
| 1816 in Chinese Numeral | 壹仟捌佰壹拾陸 |
| 1816 in Egyptian Numeral | 𓆼𓍩𓎆𓏿 |
| 1816 in Babylonian Numeral |   |
Roots and stuff for 1816
| Is 1816 a square number? | 1816 is NOT a square number |
| Is 1816 a cube number? | 1816 is NOT a cube number |
| Square root of the number 1816 | 42.614551505325 |
| Cube root of the number 1816 | 12.200340400786 |
Recreational math for 1816
| Number 1816 reversed | 6181 |
| Sum of the digits | 16 |
| No of digits | 4 |