Names of 4081
| Nominal | 4081 |
| Cardinal | four thousand eighty-one |
| Ordinal | 4,081st |
| This number as US currency | four thousand eighty-one dollars |
| Is 4081 an odd number? | 4081 is an odd number |
| Is 4081 an even number? | 4081 is NOT an even number |
| Is 4081 a palindrome? | 4081 is NOT a palindrome number |
| Is 4081 a triangle number? | 4081 is NOT a triangle number |
4081 in other Bases
| Base 2 (Binary) | 1111111100012 |
| Base 3 (Ternary) | 121210113 |
| Base 4 (Quaternary) | 3333014 |
| Base 5 (Quinary) | 1123115 |
| Base 6 (Senary) | 305216 |
| Base 8 (Octal) | 77618 |
| Base 12 (Duodecimal) | 244112 |
| Base 16 (Hexadecimal) | FF116 |
| Base 20 (Vigesimal) | A4120 |
Primes and Factors tests for 4081
| Is 4081 a Prime Number? | 4081 is NOT a prime |
| Is 4081 a perfect number? | 4081 is NOT a perfect number |
| Is 4081 a Mersenne Prime? | 4081 is NOT a Mersenne prime |
| Is 4081 a Fermat Prime? | 4081 is NOT a Fermat prime |
| Is 4081 a Fibonacci Prime? | 4081 is NOT a Fibonacci prime |
| Is 4081 a Partition Prime? | 4081 is NOT a Partition prime |
| Is 4081 a Pell Prime? | 4081 is NOT a Pell prime |
| Prime Factors | Prime factors of 4081 |
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4081 in other Numerals
| 4081 in Roman Numeral | MVLXXXI |
| 4081 in Chinese Numeral | 肆仟捌拾壹 |
| 4081 in Egyptian Numeral | 𓆿𓎍𓏺 |
| 4081 in Babylonian Numeral |   |
Roots and stuff for 4081
| Is 4081 a square number? | 4081 is NOT a square number |
| Is 4081 a cube number? | 4081 is NOT a cube number |
| Square root of the number 4081 | 63.882705014738 |
| Cube root of the number 4081 | 15.980444859517 |
Recreational math for 4081
| Number 4081 reversed | 1804 |
| Sum of the digits | 13 |
| No of digits | 4 |