20401
Everything about the number 20401 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 20401
| Nominal | 20401 |
| Cardinal | twenty thousand four hundred one |
| Ordinal | 20,401st |
| This number as US currency | twenty thousand four hundred one dollars |
Properties (and some facts) of 20401
| Is 20401 an odd number? | 20401 is an odd number |
| Is 20401 an even number? | 20401 is not an even number |
| Is 20401 a palindrome? | 20401 is not a palindrome |
| Is 20401 a triangle number? | 20401 is not a triangle number |
20401 in other bases
| Base 2 (Binary) | 100111110110001 |
| Base 3 (Ternary) | 1000222121 |
| Base 4 (Quaternary) | 10332301 |
| Base 5 (Quinary) | 1123101 |
| Base 6 (Senary) | 234241 |
| Base 8 (Octal) | 47661 |
| Base 12 (Duodecimal) | B981 |
| Base 16 (Hexadecimal) | 4FB1 |
| Base 20 (Vigesimal) | 2B01 |
Primes and factors tests for 20401
| Is 20401 a prime number? | 20401 is not a prime number |
| Is 20401 a perfect number? | 20401 is not a perfect number |
| Is 20401 a Mersenne prime? | 20401 is not a Mersenne prime |
| Is 20401 a Fermat prime? | 20401 is not a Fermat prime |
| Is 20401 a Fibonacci prime? | 20401 is not a Fibonacci prime |
| Is 20401 a partition prime? | 20401 is not a partition prime |
| Is 20401 a Pell prime? | 20401 is not a Pell prime |
| Prime Factors | Prime factors of 20401 |
20401 in other numeral systems
| 20401 in Roman numerals | XXCDI |
| 20401 in Chinese numerals | 貳萬肆佰壹 |
| 20401 in Babylonian numerals |    |
| 20401 in Egyptian numerals | 𓂮𓍥𓏺 |
Roots and squares for 20401
| Is 20401 a square number? | 20401 is not a square number |
| Is 20401 a cube number? | 20401 is not a cube number |
| Square root of 20401 | 142.83206922817 |
| Cube root of 20401 | 27.324390623325 |
Recreational math for 20401
| Number 20401 reversed | 10402 |
| Sum of the digits | 7 |
| Number of digits | 5 |