Names of 8191
| Nominal | 8191 |
| Cardinal | eight thousand one hundred ninety-one |
| Ordinal | 8,191st |
| This number as US currency | eight thousand one hundred ninety-one dollars |
| Is 8191 an odd number? | 8191 is an odd number |
| Is 8191 an even number? | 8191 is NOT an even number |
| Is 8191 a palindrome? | 8191 is NOT a palindrome number |
| Is 8191 a triangle number? | 8191 is NOT a triangle number |
8191 in other Bases
| Base 2 (Binary) | 11111111111112 |
| Base 3 (Ternary) | 1020201013 |
| Base 4 (Quaternary) | 13333334 |
| Base 5 (Quinary) | 2302315 |
| Base 6 (Senary) | 1015316 |
| Base 8 (Octal) | 177778 |
| Base 12 (Duodecimal) | 48A712 |
| Base 16 (Hexadecimal) | 1FFF16 |
| Base 20 (Vigesimal) | 109B20 |
Primes and Factors tests for 8191
| Is 8191 a Prime Number? | 8191 is a prime |
| Is 8191 a perfect number? | 8191 is NOT a perfect number |
| Is 8191 a Mersenne Prime? | 8191 is a Mersenne prime |
| Is 8191 a Fermat Prime? | 8191 is NOT a Fermat prime |
| Is 8191 a Fibonacci Prime? | 8191 is NOT a Fibonacci prime |
| Is 8191 a Partition Prime? | 8191 is NOT a Partition prime |
| Is 8191 a Pell Prime? | 8191 is NOT a Pell prime |
| Prime Factors | Prime factors of 8191 |
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8191 in other Numerals
| 8191 in Roman Numeral | VMMMCXCI |
| 8191 in Chinese Numeral | 捌仟壹佰玖拾壹 |
| 8191 in Egyptian Numeral | 𓇃𓍢𓎎𓏺 |
| 8191 in Babylonian Numeral |    |
Roots and stuff for 8191
| Is 8191 a square number? | 8191 is NOT a square number |
| Is 8191 a cube number? | 8191 is NOT a cube number |
| Square root of the number 8191 | 90.504143551552 |
| Cube root of the number 8191 | 20.157916503839 |
Recreational math for 8191
| Number 8191 reversed | 1918 |
| Sum of the digits | 19 |
| No of digits | 4 |