21427
Everything about the number 21427 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 21427
| Nominal | 21427 |
| Cardinal | twenty-one thousand four hundred twenty-seven |
| Ordinal | 21,427th |
| This number as US currency | twenty-one thousand four hundred twenty-seven dollars |
Properties (and some facts) of 21427
| Is 21427 an odd number? | 21427 is an odd number |
| Is 21427 an even number? | 21427 is not an even number |
| Is 21427 a palindrome? | 21427 is not a palindrome |
| Is 21427 a triangle number? | 21427 is not a triangle number |
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21427 in other bases
| Base 2 (Binary) | 101001110110011 |
| Base 3 (Ternary) | 1002101121 |
| Base 4 (Quaternary) | 11032303 |
| Base 5 (Quinary) | 1141202 |
| Base 6 (Senary) | 243111 |
| Base 8 (Octal) | 51663 |
| Base 12 (Duodecimal) | 10497 |
| Base 16 (Hexadecimal) | 53B3 |
| Base 20 (Vigesimal) | 2DB7 |
Primes and factors tests for 21427
| Is 21427 a prime number? | 21427 is not a prime number |
| Is 21427 a perfect number? | 21427 is not a perfect number |
| Is 21427 a Mersenne prime? | 21427 is not a Mersenne prime |
| Is 21427 a Fermat prime? | 21427 is not a Fermat prime |
| Is 21427 a Fibonacci prime? | 21427 is not a Fibonacci prime |
| Is 21427 a partition prime? | 21427 is not a partition prime |
| Is 21427 a Pell prime? | 21427 is not a Pell prime |
| Prime Factors | Prime factors of 21427 |
21427 in other numeral systems
| 21427 in Roman numerals | XXMCDXXVII |
| 21427 in Chinese numerals | 貳萬壹仟肆佰貳拾柒 |
| 21427 in Babylonian numerals |    |
| 21427 in Egyptian numerals | 𓂮𓆼𓍥𓎇𓐀 |
Roots and squares for 21427
| Is 21427 a square number? | 21427 is not a square number |
| Is 21427 a cube number? | 21427 is not a cube number |
| Square root of 21427 | 146.37964339347 |
| Cube root of 21427 | 27.774982237186 |
Recreational math for 21427
| Number 21427 reversed | 72412 |
| Sum of the digits | 16 |
| Number of digits | 5 |
Other pages about 21427
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