Names of 20490
| Nominal | 20490 |
| Cardinal | twenty thousand four hundred ninety |
| Ordinal | 20,490th |
| This number as US currency | twenty thousand four hundred ninety dollars |
| Is 20490 an odd number? | 20490 is NOT an odd number |
| Is 20490 an even number? | 20490 is an even number |
| Is 20490 a palindrome? | 20490 is NOT a palindrome number |
| Is 20490 a triangle number? | 20490 is NOT a triangle number |
20490 in other Bases
| Base 2 (Binary) | 1010000000010102 |
| Base 3 (Ternary) | 10010022203 |
| Base 4 (Quaternary) | 110000224 |
| Base 5 (Quinary) | 11234305 |
| Base 6 (Senary) | 2345106 |
| Base 8 (Octal) | 500128 |
| Base 12 (Duodecimal) | BA3612 |
| Base 16 (Hexadecimal) | 500A16 |
| Base 20 (Vigesimal) | 2B4A20 |
Primes and Factors tests for 20490
| Is 20490 a Prime Number? | 20490 is NOT a prime |
| Is 20490 a perfect number? | 20490 is NOT a perfect number |
| Is 20490 a Mersenne Prime? | 20490 is NOT a Mersenne prime |
| Is 20490 a Fermat Prime? | 20490 is NOT a Fermat prime |
| Is 20490 a Fibonacci Prime? | 20490 is NOT a Fibonacci prime |
| Is 20490 a Partition Prime? | 20490 is NOT a Partition prime |
| Is 20490 a Pell Prime? | 20490 is NOT a Pell prime |
| Prime Factors | Prime factors of 20490 |
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20490 in other Numerals
| 20490 in Roman Numeral | XXCDXC |
| 20490 in Chinese Numeral | 貳萬肆佰玖拾 |
| 20490 in Egyptian Numeral | 𓂮𓍥𓎎 |
| 20490 in Babylonian Numeral |    |
Roots and stuff for 20490
| Is 20490 a square number? | 20490 is NOT a square number |
| Is 20490 a cube number? | 20490 is NOT a cube number |
| Square root of the number 20490 | 143.14328485821 |
| Cube root of the number 20490 | 27.364067484603 |
Recreational math for 20490
| Number 20490 reversed | 09402 |
| Sum of the digits | 15 |
| No of digits | 5 |