Names of 49991
| Nominal | 49991 |
| Cardinal | forty-nine thousand nine hundred ninety-one |
| Ordinal | 49,991st |
| This number as US currency | forty-nine thousand nine hundred ninety-one dollars |
| Is 49991 an odd number? | 49991 is an odd number |
| Is 49991 an even number? | 49991 is NOT an even number |
| Is 49991 a palindrome? | 49991 is NOT a palindrome number |
| Is 49991 a triangle number? | 49991 is NOT a triangle number |
49991 in other Bases
| Base 2 (Binary) | 11000011010001112 |
| Base 3 (Ternary) | 21121201123 |
| Base 4 (Quaternary) | 300310134 |
| Base 5 (Quinary) | 30444315 |
| Base 6 (Senary) | 10232356 |
| Base 8 (Octal) | 1415078 |
| Base 12 (Duodecimal) | 24B1B12 |
| Base 16 (Hexadecimal) | C34716 |
| Base 20 (Vigesimal) | 64JB20 |
Primes and Factors tests for 49991
| Is 49991 a Prime Number? | 49991 is a prime |
| Is 49991 a perfect number? | 49991 is NOT a perfect number |
| Is 49991 a Mersenne Prime? | 49991 is NOT a Mersenne prime |
| Is 49991 a Fermat Prime? | 49991 is NOT a Fermat prime |
| Is 49991 a Fibonacci Prime? | 49991 is NOT a Fibonacci prime |
| Is 49991 a Partition Prime? | 49991 is NOT a Partition prime |
| Is 49991 a Pell Prime? | 49991 is NOT a Pell prime |
| Prime Factors | Prime factors of 49991 |
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49991 in other Numerals
| 49991 in Roman Numeral | XLMXCMXCI |
| 49991 in Chinese Numeral | 肆萬玖仟玖佰玖拾壹 |
| 49991 in Egyptian Numeral | 𓂰𓇄𓍪𓎎𓏺 |
| 49991 in Babylonian Numeral |    |
Roots and stuff for 49991
| Is 49991 a square number? | 49991 is NOT a square number |
| Is 49991 a cube number? | 49991 is NOT a cube number |
| Square root of the number 49991 | 223.58667223249 |
| Cube root of the number 49991 | 36.838104434866 |
Recreational math for 49991
| Number 49991 reversed | 19994 |
| Sum of the digits | 32 |
| No of digits | 5 |