Names of 31998
| Nominal | 31998 |
| Cardinal | thirty-one thousand nine hundred ninety-eight |
| Ordinal | 31,998th |
| This number as US currency | thirty-one thousand nine hundred ninety-eight dollars |
| Is 31998 an odd number? | 31998 is NOT an odd number |
| Is 31998 an even number? | 31998 is an even number |
| Is 31998 a palindrome? | 31998 is NOT a palindrome number |
| Is 31998 a triangle number? | 31998 is NOT a triangle number |
31998 in other Bases
| Base 2 (Binary) | 1111100111111102 |
| Base 3 (Ternary) | 11212200103 |
| Base 4 (Quaternary) | 133033324 |
| Base 5 (Quinary) | 20104435 |
| Base 6 (Senary) | 4040506 |
| Base 8 (Octal) | 763768 |
| Base 12 (Duodecimal) | 1662612 |
| Base 16 (Hexadecimal) | 7CFE16 |
| Base 20 (Vigesimal) | 3JJI20 |
Primes and Factors tests for 31998
| Is 31998 a Prime Number? | 31998 is NOT a prime |
| Is 31998 a perfect number? | 31998 is NOT a perfect number |
| Is 31998 a Mersenne Prime? | 31998 is NOT a Mersenne prime |
| Is 31998 a Fermat Prime? | 31998 is NOT a Fermat prime |
| Is 31998 a Fibonacci Prime? | 31998 is NOT a Fibonacci prime |
| Is 31998 a Partition Prime? | 31998 is NOT a Partition prime |
| Is 31998 a Pell Prime? | 31998 is NOT a Pell prime |
| Prime Factors | Prime factors of 31998 |
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31998 in other Numerals
| 31998 in Roman Numeral | XXXMCMXCVIII |
| 31998 in Chinese Numeral | 叄萬壹仟玖佰玖拾捌 |
| 31998 in Egyptian Numeral | 𓂯𓆼𓍪𓎎𓐁 |
| 31998 in Babylonian Numeral |    |
Roots and stuff for 31998
| Is 31998 a square number? | 31998 is NOT a square number |
| Is 31998 a cube number? | 31998 is NOT a cube number |
| Square root of the number 31998 | 178.87984794269 |
| Cube root of the number 31998 | 31.747359608479 |
Recreational math for 31998
| Number 31998 reversed | 89913 |
| Sum of the digits | 30 |
| No of digits | 5 |