Names of 401664
| Nominal | 401664 |
| Cardinal | four hundred one thousand six hundred sixty-four |
| Ordinal | 401,664th |
| This number as US currency | four hundred one thousand six hundred sixty-four dollars |
| Is 401664 an odd number? | 401664 is NOT an odd number |
| Is 401664 an even number? | 401664 is an even number |
| Is 401664 a palindrome? | 401664 is NOT a palindrome number |
| Is 401664 a triangle number? | 401664 is NOT a triangle number |
401664 in other Bases
| Base 2 (Binary) | 11000100001000000002 |
| Base 3 (Ternary) | 2021012221103 |
| Base 4 (Quaternary) | 12020100004 |
| Base 5 (Quinary) | 1003231245 |
| Base 6 (Senary) | 123353206 |
| Base 8 (Octal) | 14204008 |
| Base 12 (Duodecimal) | 17454012 |
| Base 16 (Hexadecimal) | 6210016 |
| Base 20 (Vigesimal) | 2A43420 |
Primes and Factors tests for 401664
| Is 401664 a Prime Number? | 401664 is NOT a prime |
| Is 401664 a perfect number? | 401664 is NOT a perfect number |
| Is 401664 a Mersenne Prime? | 401664 is NOT a Mersenne prime |
| Is 401664 a Fermat Prime? | 401664 is NOT a Fermat prime |
| Is 401664 a Fibonacci Prime? | 401664 is NOT a Fibonacci prime |
| Is 401664 a Partition Prime? | 401664 is NOT a Partition prime |
| Is 401664 a Pell Prime? | 401664 is NOT a Pell prime |
| Prime Factors | Prime factors of 401664 |
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401664 in other Numerals
| 401664 in Roman Numeral | CDMDCLXIV |
| 401664 in Chinese Numeral | 肆拾萬壹仟陸佰陸拾肆 |
| 401664 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆼𓍧𓎋𓏽 |
| 401664 in Babylonian Numeral |     |
Roots and stuff for 401664
| Is 401664 a square number? | 401664 is NOT a square number |
| Is 401664 a cube number? | 401664 is NOT a cube number |
| Square root of the number 401664 | 633.76967425083 |
| Cube root of the number 401664 | 73.782659096505 |
Recreational math for 401664
| Number 401664 reversed | 466104 |
| Sum of the digits | 21 |
| No of digits | 6 |