Names of 42181
| Nominal | 42181 |
| Cardinal | forty-two thousand one hundred eighty-one |
| Ordinal | 42,181st |
| This number as US currency | forty-two thousand one hundred eighty-one dollars |
| Is 42181 an odd number? | 42181 is an odd number |
| Is 42181 an even number? | 42181 is NOT an even number |
| Is 42181 a palindrome? | 42181 is NOT a palindrome number |
| Is 42181 a triangle number? | 42181 is NOT a triangle number |
42181 in other Bases
| Base 2 (Binary) | 10100100110001012 |
| Base 3 (Ternary) | 20102120213 |
| Base 4 (Quaternary) | 221030114 |
| Base 5 (Quinary) | 23222115 |
| Base 6 (Senary) | 5231416 |
| Base 8 (Octal) | 1223058 |
| Base 12 (Duodecimal) | 204B112 |
| Base 16 (Hexadecimal) | A4C516 |
| Base 20 (Vigesimal) | 559120 |
Primes and Factors tests for 42181
| Is 42181 a Prime Number? | 42181 is a prime |
| Is 42181 a perfect number? | 42181 is NOT a perfect number |
| Is 42181 a Mersenne Prime? | 42181 is NOT a Mersenne prime |
| Is 42181 a Fermat Prime? | 42181 is NOT a Fermat prime |
| Is 42181 a Fibonacci Prime? | 42181 is NOT a Fibonacci prime |
| Is 42181 a Partition Prime? | 42181 is NOT a Partition prime |
| Is 42181 a Pell Prime? | 42181 is NOT a Pell prime |
| Prime Factors | Prime factors of 42181 |
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42181 in other Numerals
| 42181 in Roman Numeral | XLMMCLXXXI |
| 42181 in Chinese Numeral | 肆萬貳仟壹佰捌拾壹 |
| 42181 in Egyptian Numeral | 𓂰𓆽𓍢𓎍𓏺 |
| 42181 in Babylonian Numeral |    |
Roots and stuff for 42181
| Is 42181 a square number? | 42181 is NOT a square number |
| Is 42181 a cube number? | 42181 is NOT a cube number |
| Square root of the number 42181 | 205.3801353588 |
| Cube root of the number 42181 | 34.810128289012 |
Recreational math for 42181
| Number 42181 reversed | 18124 |
| Sum of the digits | 16 |
| No of digits | 5 |