Names of 21140
| Nominal | 21140 |
| Cardinal | twenty-one thousand one hundred forty |
| Ordinal | 21,140th |
| This number as US currency | twenty-one thousand one hundred forty dollars |
| Is 21140 an odd number? | 21140 is NOT an odd number |
| Is 21140 an even number? | 21140 is an even number |
| Is 21140 a palindrome? | 21140 is NOT a palindrome number |
| Is 21140 a triangle number? | 21140 is NOT a triangle number |
21140 in other Bases
| Base 2 (Binary) | 1010010100101002 |
| Base 3 (Ternary) | 10012222223 |
| Base 4 (Quaternary) | 110221104 |
| Base 5 (Quinary) | 11340305 |
| Base 6 (Senary) | 2415126 |
| Base 8 (Octal) | 512248 |
| Base 12 (Duodecimal) | 1029812 |
| Base 16 (Hexadecimal) | 529416 |
| Base 20 (Vigesimal) | 2CH020 |
Primes and Factors tests for 21140
| Is 21140 a Prime Number? | 21140 is NOT a prime |
| Is 21140 a perfect number? | 21140 is NOT a perfect number |
| Is 21140 a Mersenne Prime? | 21140 is NOT a Mersenne prime |
| Is 21140 a Fermat Prime? | 21140 is NOT a Fermat prime |
| Is 21140 a Fibonacci Prime? | 21140 is NOT a Fibonacci prime |
| Is 21140 a Partition Prime? | 21140 is NOT a Partition prime |
| Is 21140 a Pell Prime? | 21140 is NOT a Pell prime |
| Prime Factors | Prime factors of 21140 |
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21140 in other Numerals
| 21140 in Roman Numeral | XXMCXL |
| 21140 in Chinese Numeral | 貳萬壹仟壹佰肆拾 |
| 21140 in Egyptian Numeral | 𓂮𓆼𓍢𓎉 |
| 21140 in Babylonian Numeral |    |
Roots and stuff for 21140
| Is 21140 a square number? | 21140 is NOT a square number |
| Is 21140 a cube number? | 21140 is NOT a cube number |
| Square root of the number 21140 | 145.39601094941 |
| Cube root of the number 21140 | 27.650415449156 |
Recreational math for 21140
| Number 21140 reversed | 04112 |
| Sum of the digits | 8 |
| No of digits | 5 |