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 |
| 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 number |
| Is 21427 a triangle number? | 21427 is NOT a triangle number |
21427 in other Bases
| Base 2 (Binary) | 1010011101100112 |
| Base 3 (Ternary) | 10021011213 |
| Base 4 (Quaternary) | 110323034 |
| Base 5 (Quinary) | 11412025 |
| Base 6 (Senary) | 2431116 |
| Base 8 (Octal) | 516638 |
| Base 12 (Duodecimal) | 1049712 |
| Base 16 (Hexadecimal) | 53B316 |
| Base 20 (Vigesimal) | 2DB720 |
Primes and Factors tests for 21427
| Is 21427 a Prime Number? | 21427 is NOT a prime |
| 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 |
Sponsored
21427 in other Numerals
| 21427 in Roman Numeral | XXMCDXXVII |
| 21427 in Chinese Numeral | 貳萬壹仟肆佰貳拾柒 |
| 21427 in Egyptian Numeral | 𓂮𓆼𓍥𓎇𓐀 |
| 21427 in Babylonian Numeral |    |
Roots and stuff 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 the number 21427 | 146.37964339347 |
| Cube root of the number 21427 | 27.774982237186 |
Recreational math for 21427
| Number 21427 reversed | 72412 |
| Sum of the digits | 16 |
| No of digits | 5 |