Names of 20390
| Nominal | 20390 |
| Cardinal | twenty thousand three hundred ninety |
| Ordinal | 20,390th |
| This number as US currency | twenty thousand three hundred ninety dollars |
| Is 20390 an odd number? | 20390 is NOT an odd number |
| Is 20390 an even number? | 20390 is an even number |
| Is 20390 a palindrome? | 20390 is NOT a palindrome number |
| Is 20390 a triangle number? | 20390 is NOT a triangle number |
20390 in other Bases
| Base 2 (Binary) | 1001111101001102 |
| Base 3 (Ternary) | 10002220123 |
| Base 4 (Quaternary) | 103322124 |
| Base 5 (Quinary) | 11230305 |
| Base 6 (Senary) | 2342226 |
| Base 8 (Octal) | 476468 |
| Base 12 (Duodecimal) | B97212 |
| Base 16 (Hexadecimal) | 4FA616 |
| Base 20 (Vigesimal) | 2AJA20 |
Primes and Factors tests for 20390
| Is 20390 a Prime Number? | 20390 is NOT a prime |
| Is 20390 a perfect number? | 20390 is NOT a perfect number |
| Is 20390 a Mersenne Prime? | 20390 is NOT a Mersenne prime |
| Is 20390 a Fermat Prime? | 20390 is NOT a Fermat prime |
| Is 20390 a Fibonacci Prime? | 20390 is NOT a Fibonacci prime |
| Is 20390 a Partition Prime? | 20390 is NOT a Partition prime |
| Is 20390 a Pell Prime? | 20390 is NOT a Pell prime |
| Prime Factors | Prime factors of 20390 |
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20390 in other Numerals
| 20390 in Roman Numeral | XXCCCXC |
| 20390 in Chinese Numeral | 貳萬叄佰玖拾 |
| 20390 in Egyptian Numeral | 𓂮𓍤𓎎 |
| 20390 in Babylonian Numeral |    |
Roots and stuff for 20390
| Is 20390 a square number? | 20390 is NOT a square number |
| Is 20390 a cube number? | 20390 is NOT a cube number |
| Square root of the number 20390 | 142.79355727763 |
| Cube root of the number 20390 | 27.319478734462 |
Recreational math for 20390
| Number 20390 reversed | 09302 |
| Sum of the digits | 14 |
| No of digits | 5 |