Names of 97991
| Nominal | 97991 |
| Cardinal | ninety-seven thousand nine hundred ninety-one |
| Ordinal | 97,991st |
| This number as US currency | ninety-seven thousand nine hundred ninety-one dollars |
| Is 97991 an odd number? | 97991 is an odd number |
| Is 97991 an even number? | 97991 is NOT an even number |
| Is 97991 a palindrome? | 97991 is NOT a palindrome number |
| Is 97991 a triangle number? | 97991 is NOT a triangle number |
97991 in other Bases
| Base 2 (Binary) | 101111110110001112 |
| Base 3 (Ternary) | 112221020223 |
| Base 4 (Quaternary) | 1133230134 |
| Base 5 (Quinary) | 111134315 |
| Base 6 (Senary) | 20333556 |
| Base 8 (Octal) | 2773078 |
| Base 12 (Duodecimal) | 4885B12 |
| Base 16 (Hexadecimal) | 17EC716 |
| Base 20 (Vigesimal) | C4JB20 |
Primes and Factors tests for 97991
| Is 97991 a Prime Number? | 97991 is NOT a prime |
| Is 97991 a perfect number? | 97991 is NOT a perfect number |
| Is 97991 a Mersenne Prime? | 97991 is NOT a Mersenne prime |
| Is 97991 a Fermat Prime? | 97991 is NOT a Fermat prime |
| Is 97991 a Fibonacci Prime? | 97991 is NOT a Fibonacci prime |
| Is 97991 a Partition Prime? | 97991 is NOT a Partition prime |
| Is 97991 a Pell Prime? | 97991 is NOT a Pell prime |
| Prime Factors | Prime factors of 97991 |
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97991 in other Numerals
| 97991 in Roman Numeral | XCVMMCMXCI |
| 97991 in Chinese Numeral | 玖萬柒仟玖佰玖拾壹 |
| 97991 in Egyptian Numeral | 𓂵𓇂𓍪𓎎𓏺 |
| 97991 in Babylonian Numeral |    |
Roots and stuff for 97991
| Is 97991 a square number? | 97991 is NOT a square number |
| Is 97991 a cube number? | 97991 is NOT a cube number |
| Square root of the number 97991 | 313.03514179721 |
| Cube root of the number 97991 | 46.102951519329 |
Recreational math for 97991
| Number 97991 reversed | 19979 |
| Sum of the digits | 35 |
| No of digits | 5 |