Names of 82991
| Nominal | 82991 |
| Cardinal | eighty-two thousand nine hundred ninety-one |
| Ordinal | 82,991st |
| This number as US currency | eighty-two thousand nine hundred ninety-one dollars |
| Is 82991 an odd number? | 82991 is an odd number |
| Is 82991 an even number? | 82991 is NOT an even number |
| Is 82991 a palindrome? | 82991 is NOT a palindrome number |
| Is 82991 a triangle number? | 82991 is NOT a triangle number |
82991 in other Bases
| Base 2 (Binary) | 101000100001011112 |
| Base 3 (Ternary) | 110122112023 |
| Base 4 (Quaternary) | 1101002334 |
| Base 5 (Quinary) | 101234315 |
| Base 6 (Senary) | 14401156 |
| Base 8 (Octal) | 2420578 |
| Base 12 (Duodecimal) | 4003B12 |
| Base 16 (Hexadecimal) | 1442F16 |
| Base 20 (Vigesimal) | A79B20 |
Primes and Factors tests for 82991
| Is 82991 a Prime Number? | 82991 is NOT a prime |
| Is 82991 a perfect number? | 82991 is NOT a perfect number |
| Is 82991 a Mersenne Prime? | 82991 is NOT a Mersenne prime |
| Is 82991 a Fermat Prime? | 82991 is NOT a Fermat prime |
| Is 82991 a Fibonacci Prime? | 82991 is NOT a Fibonacci prime |
| Is 82991 a Partition Prime? | 82991 is NOT a Partition prime |
| Is 82991 a Pell Prime? | 82991 is NOT a Pell prime |
| Prime Factors | Prime factors of 82991 |
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82991 in other Numerals
| 82991 in Roman Numeral | LXXXMMCMXCI |
| 82991 in Chinese Numeral | 捌萬貳仟玖佰玖拾壹 |
| 82991 in Egyptian Numeral | 𓂴𓆽𓍪𓎎𓏺 |
| 82991 in Babylonian Numeral |    |
Roots and stuff for 82991
| Is 82991 a square number? | 82991 is NOT a square number |
| Is 82991 a cube number? | 82991 is NOT a cube number |
| Square root of the number 82991 | 288.08158566628 |
| Cube root of the number 82991 | 43.619130005508 |
Recreational math for 82991
| Number 82991 reversed | 19928 |
| Sum of the digits | 29 |
| No of digits | 5 |