Names of 81984
| Nominal | 81984 |
| Cardinal | eighty-one thousand nine hundred eighty-four |
| Ordinal | 81,984th |
| This number as US currency | eighty-one thousand nine hundred eighty-four dollars |
| Is 81984 an odd number? | 81984 is NOT an odd number |
| Is 81984 an even number? | 81984 is an even number |
| Is 81984 a palindrome? | 81984 is NOT a palindrome number |
| Is 81984 a triangle number? | 81984 is NOT a triangle number |
81984 in other Bases
| Base 2 (Binary) | 101000000010000002 |
| Base 3 (Ternary) | 110111101103 |
| Base 4 (Quaternary) | 1100010004 |
| Base 5 (Quinary) | 101104145 |
| Base 6 (Senary) | 14313206 |
| Base 8 (Octal) | 2401008 |
| Base 12 (Duodecimal) | 3B54012 |
| Base 16 (Hexadecimal) | 1404016 |
| Base 20 (Vigesimal) | A4J420 |
Primes and Factors tests for 81984
| Is 81984 a Prime Number? | 81984 is NOT a prime |
| Is 81984 a perfect number? | 81984 is NOT a perfect number |
| Is 81984 a Mersenne Prime? | 81984 is NOT a Mersenne prime |
| Is 81984 a Fermat Prime? | 81984 is NOT a Fermat prime |
| Is 81984 a Fibonacci Prime? | 81984 is NOT a Fibonacci prime |
| Is 81984 a Partition Prime? | 81984 is NOT a Partition prime |
| Is 81984 a Pell Prime? | 81984 is NOT a Pell prime |
| Prime Factors | Prime factors of 81984 |
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81984 in other Numerals
| 81984 in Roman Numeral | LXXXMCMLXXXIV |
| 81984 in Chinese Numeral | 捌萬壹仟玖佰捌拾肆 |
| 81984 in Egyptian Numeral | 𓂴𓆼𓍪𓎍𓏽 |
| 81984 in Babylonian Numeral |    |
Roots and stuff for 81984
| Is 81984 a square number? | 81984 is NOT a square number |
| Is 81984 a cube number? | 81984 is NOT a cube number |
| Square root of the number 81984 | 286.32848269077 |
| Cube root of the number 81984 | 43.441988994867 |
Recreational math for 81984
| Number 81984 reversed | 48918 |
| Sum of the digits | 30 |
| No of digits | 5 |