Names of 81042
| Nominal | 81042 |
| Cardinal | eighty-one thousand forty-two |
| Ordinal | 81,042nd |
| This number as US currency | eighty-one thousand forty-two dollars |
| Is 81042 an odd number? | 81042 is NOT an odd number |
| Is 81042 an even number? | 81042 is an even number |
| Is 81042 a palindrome? | 81042 is NOT a palindrome number |
| Is 81042 a triangle number? | 81042 is NOT a triangle number |
81042 in other Bases
| Base 2 (Binary) | 100111100100100102 |
| Base 3 (Ternary) | 110100111203 |
| Base 4 (Quaternary) | 1033021024 |
| Base 5 (Quinary) | 100431325 |
| Base 6 (Senary) | 14231106 |
| Base 8 (Octal) | 2362228 |
| Base 12 (Duodecimal) | 3AA9612 |
| Base 16 (Hexadecimal) | 13C9216 |
| Base 20 (Vigesimal) | A2C220 |
Primes and Factors tests for 81042
| Is 81042 a Prime Number? | 81042 is NOT a prime |
| Is 81042 a perfect number? | 81042 is NOT a perfect number |
| Is 81042 a Mersenne Prime? | 81042 is NOT a Mersenne prime |
| Is 81042 a Fermat Prime? | 81042 is NOT a Fermat prime |
| Is 81042 a Fibonacci Prime? | 81042 is NOT a Fibonacci prime |
| Is 81042 a Partition Prime? | 81042 is NOT a Partition prime |
| Is 81042 a Pell Prime? | 81042 is NOT a Pell prime |
| Prime Factors | Prime factors of 81042 |
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81042 in other Numerals
| 81042 in Roman Numeral | LXXXMXLII |
| 81042 in Chinese Numeral | 捌萬壹仟肆拾貳 |
| 81042 in Egyptian Numeral | 𓂴𓆼𓎉𓏻 |
| 81042 in Babylonian Numeral |    |
Roots and stuff for 81042
| Is 81042 a square number? | 81042 is NOT a square number |
| Is 81042 a cube number? | 81042 is NOT a cube number |
| Square root of the number 81042 | 284.67876633146 |
| Cube root of the number 81042 | 43.274964148149 |
Recreational math for 81042
| Number 81042 reversed | 24018 |
| Sum of the digits | 15 |
| No of digits | 5 |