Names of 42081
| Nominal | 42081 |
| Cardinal | forty-two thousand eighty-one |
| Ordinal | 42,081st |
| This number as US currency | forty-two thousand eighty-one dollars |
| Is 42081 an odd number? | 42081 is an odd number |
| Is 42081 an even number? | 42081 is NOT an even number |
| Is 42081 a palindrome? | 42081 is NOT a palindrome number |
| Is 42081 a triangle number? | 42081 is NOT a triangle number |
42081 in other Bases
| Base 2 (Binary) | 10100100011000012 |
| Base 3 (Ternary) | 20102011203 |
| Base 4 (Quaternary) | 221012014 |
| Base 5 (Quinary) | 23213115 |
| Base 6 (Senary) | 5224536 |
| Base 8 (Octal) | 1221418 |
| Base 12 (Duodecimal) | 2042912 |
| Base 16 (Hexadecimal) | A46116 |
| Base 20 (Vigesimal) | 554120 |
Primes and Factors tests for 42081
| Is 42081 a Prime Number? | 42081 is NOT a prime |
| Is 42081 a perfect number? | 42081 is NOT a perfect number |
| Is 42081 a Mersenne Prime? | 42081 is NOT a Mersenne prime |
| Is 42081 a Fermat Prime? | 42081 is NOT a Fermat prime |
| Is 42081 a Fibonacci Prime? | 42081 is NOT a Fibonacci prime |
| Is 42081 a Partition Prime? | 42081 is NOT a Partition prime |
| Is 42081 a Pell Prime? | 42081 is NOT a Pell prime |
| Prime Factors | Prime factors of 42081 |
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42081 in other Numerals
| 42081 in Roman Numeral | XLMMLXXXI |
| 42081 in Chinese Numeral | 肆萬貳仟捌拾壹 |
| 42081 in Egyptian Numeral | 𓂰𓆽𓎍𓏺 |
| 42081 in Babylonian Numeral |    |
Roots and stuff for 42081
| Is 42081 a square number? | 42081 is NOT a square number |
| Is 42081 a cube number? | 42081 is NOT a cube number |
| Square root of the number 42081 | 205.13653989477 |
| Cube root of the number 42081 | 34.782597984598 |
Recreational math for 42081
| Number 42081 reversed | 18024 |
| Sum of the digits | 15 |
| No of digits | 5 |