400001
Everything about the number 400001 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 400001
| Nominal | 400001 |
| Cardinal | four hundred thousand one |
| Ordinal | 400,001st |
| This number as US currency | four hundred thousand one dollars |
Properties (and some facts) of 400001
| Is 400001 an odd number? | 400001 is an odd number |
| Is 400001 an even number? | 400001 is not an even number |
| Is 400001 a palindrome? | 400001 is not a palindrome |
| Is 400001 a triangle number? | 400001 is not a triangle number |
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400001 in other bases
| Base 2 (Binary) | 1100001101010000001 |
| Base 3 (Ternary) | 202022200212 |
| Base 4 (Quaternary) | 1201222001 |
| Base 5 (Quinary) | 100300001 |
| Base 6 (Senary) | 12323505 |
| Base 8 (Octal) | 1415201 |
| Base 12 (Duodecimal) | 173595 |
| Base 16 (Hexadecimal) | 61A81 |
| Base 20 (Vigesimal) | 2A001 |
Primes and factors tests for 400001
| Is 400001 a prime number? | 400001 is not a prime number |
| Is 400001 a perfect number? | 400001 is not a perfect number |
| Is 400001 a Mersenne prime? | 400001 is not a Mersenne prime |
| Is 400001 a Fermat prime? | 400001 is not a Fermat prime |
| Is 400001 a Fibonacci prime? | 400001 is not a Fibonacci prime |
| Is 400001 a partition prime? | 400001 is not a partition prime |
| Is 400001 a Pell prime? | 400001 is not a Pell prime |
| Prime Factors | Prime factors of 400001 |
400001 in other numeral systems
| 400001 in Roman numerals | CDI |
| 400001 in Chinese numerals | 肆拾萬壹 |
| 400001 in Babylonian numerals |     |
| 400001 in Egyptian numerals | 𓆐𓆐𓆐𓆐𓏺 |
Roots and squares for 400001
| Is 400001 a square number? | 400001 is not a square number |
| Is 400001 a cube number? | 400001 is not a cube number |
| Square root of 400001 | 632.4563226026 |
| Cube root of 400001 | 73.680691373282 |
Recreational math for 400001
| Number 400001 reversed | 100004 |
| Sum of the digits | 5 |
| Number of digits | 6 |
Other pages about 400001
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