Names of 1664442
| Nominal | 1664442 |
| Cardinal | one million six hundred sixty-four thousand four hundred forty-two |
| Ordinal | 1,664,442nd |
| This number as US currency | one million six hundred sixty-four thousand four hundred forty-two dollars |
| Is 1664442 an odd number? | 1664442 is NOT an odd number |
| Is 1664442 an even number? | 1664442 is an even number |
| Is 1664442 a palindrome? | 1664442 is NOT a palindrome number |
| Is 1664442 a triangle number? | 1664442 is NOT a triangle number |
1664442 in other Bases
| Base 2 (Binary) | 1100101100101101110102 |
| Base 3 (Ternary) | 100101200120003 |
| Base 4 (Quaternary) | 121121123224 |
| Base 5 (Quinary) | 4112302325 |
| Base 6 (Senary) | 554014306 |
| Base 8 (Octal) | 62626728 |
| Base 12 (Duodecimal) | 68327612 |
| Base 16 (Hexadecimal) | 1965BA16 |
| Base 20 (Vigesimal) | A812220 |
Primes and Factors tests for 1664442
| Is 1664442 a Prime Number? | 1664442 is NOT a prime |
| Is 1664442 a perfect number? | 1664442 is NOT a perfect number |
| Is 1664442 a Mersenne Prime? | 1664442 is NOT a Mersenne prime |
| Is 1664442 a Fermat Prime? | 1664442 is NOT a Fermat prime |
| Is 1664442 a Fibonacci Prime? | 1664442 is NOT a Fibonacci prime |
| Is 1664442 a Partition Prime? | 1664442 is NOT a Partition prime |
| Is 1664442 a Pell Prime? | 1664442 is NOT a Pell prime |
| Prime Factors | Prime factors of 1664442 |
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1664442 in other Numerals
| 1664442 in Roman Numeral | DCLXMVCDXLII |
| 1664442 in Chinese Numeral | 陸拾萬陸萬肆仟肆佰肆拾貳 |
| 1664442 in Egyptian Numeral | 𓁨𓆐𓆐𓆐𓆐𓆐𓆐𓂲𓆿𓍥𓎉𓏻 |
| 1664442 in Babylonian Numeral |    |
Roots and stuff for 1664442
| Is 1664442 a square number? | 1664442 is NOT a square number |
| Is 1664442 a cube number? | 1664442 is NOT a cube number |
| Square root of the number 1664442 | 1290.1325513295 |
| Cube root of the number 1664442 | 118.51033398101 |
Recreational math for 1664442
| Number 1664442 reversed | 2444661 |
| Sum of the digits | 27 |
| No of digits | 7 |