Names of 40491
| Nominal | 40491 |
| Cardinal | forty thousand four hundred ninety-one |
| Ordinal | 40,491st |
| This number as US currency | forty thousand four hundred ninety-one dollars |
| Is 40491 an odd number? | 40491 is an odd number |
| Is 40491 an even number? | 40491 is NOT an even number |
| Is 40491 a palindrome? | 40491 is NOT a palindrome number |
| Is 40491 a triangle number? | 40491 is NOT a triangle number |
40491 in other Bases
| Base 2 (Binary) | 10011110001010112 |
| Base 3 (Ternary) | 20011122003 |
| Base 4 (Quaternary) | 213202234 |
| Base 5 (Quinary) | 22434315 |
| Base 6 (Senary) | 5112436 |
| Base 8 (Octal) | 1170538 |
| Base 12 (Duodecimal) | 1B52312 |
| Base 16 (Hexadecimal) | 9E2B16 |
| Base 20 (Vigesimal) | 514B20 |
Primes and Factors tests for 40491
| Is 40491 a Prime Number? | 40491 is NOT a prime |
| Is 40491 a perfect number? | 40491 is NOT a perfect number |
| Is 40491 a Mersenne Prime? | 40491 is NOT a Mersenne prime |
| Is 40491 a Fermat Prime? | 40491 is NOT a Fermat prime |
| Is 40491 a Fibonacci Prime? | 40491 is NOT a Fibonacci prime |
| Is 40491 a Partition Prime? | 40491 is NOT a Partition prime |
| Is 40491 a Pell Prime? | 40491 is NOT a Pell prime |
| Prime Factors | Prime factors of 40491 |
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40491 in other Numerals
| 40491 in Roman Numeral | XLCDXCI |
| 40491 in Chinese Numeral | 肆萬肆佰玖拾壹 |
| 40491 in Egyptian Numeral | 𓂰𓍥𓎎𓏺 |
| 40491 in Babylonian Numeral |    |
Roots and stuff for 40491
| Is 40491 a square number? | 40491 is NOT a square number |
| Is 40491 a cube number? | 40491 is NOT a cube number |
| Square root of the number 40491 | 201.22375605281 |
| Cube root of the number 40491 | 34.338883278718 |
Recreational math for 40491
| Number 40491 reversed | 19404 |
| Sum of the digits | 18 |
| No of digits | 5 |