Names of 1664142
| Nominal | 1664142 |
| Cardinal | one million six hundred sixty-four thousand one hundred forty-two |
| Ordinal | 1,664,142nd |
| This number as US currency | one million six hundred sixty-four thousand one hundred forty-two dollars |
| Is 1664142 an odd number? | 1664142 is NOT an odd number |
| Is 1664142 an even number? | 1664142 is an even number |
| Is 1664142 a palindrome? | 1664142 is NOT a palindrome number |
| Is 1664142 a triangle number? | 1664142 is NOT a triangle number |
1664142 in other Bases
| Base 2 (Binary) | 1100101100100100011102 |
| Base 3 (Ternary) | 100101122022203 |
| Base 4 (Quaternary) | 121121020324 |
| Base 5 (Quinary) | 4112230325 |
| Base 6 (Senary) | 554002106 |
| Base 8 (Octal) | 62622168 |
| Base 12 (Duodecimal) | 68306612 |
| Base 16 (Hexadecimal) | 19648E16 |
| Base 20 (Vigesimal) | A807220 |
Primes and Factors tests for 1664142
| Is 1664142 a Prime Number? | 1664142 is NOT a prime |
| Is 1664142 a perfect number? | 1664142 is NOT a perfect number |
| Is 1664142 a Mersenne Prime? | 1664142 is NOT a Mersenne prime |
| Is 1664142 a Fermat Prime? | 1664142 is NOT a Fermat prime |
| Is 1664142 a Fibonacci Prime? | 1664142 is NOT a Fibonacci prime |
| Is 1664142 a Partition Prime? | 1664142 is NOT a Partition prime |
| Is 1664142 a Pell Prime? | 1664142 is NOT a Pell prime |
| Prime Factors | Prime factors of 1664142 |
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1664142 in other Numerals
| 1664142 in Roman Numeral | DCLXMVCXLII |
| 1664142 in Chinese Numeral | 陸拾萬陸萬肆仟壹佰肆拾貳 |
| 1664142 in Egyptian Numeral | 𓁨𓆐𓆐𓆐𓆐𓆐𓆐𓂲𓆿𓍢𓎉𓏻 |
| 1664142 in Babylonian Numeral |    |
Roots and stuff for 1664142
| Is 1664142 a square number? | 1664142 is NOT a square number |
| Is 1664142 a cube number? | 1664142 is NOT a cube number |
| Square root of the number 1664142 | 1290.0162789671 |
| Cube root of the number 1664142 | 118.50321342921 |
Recreational math for 1664142
| Number 1664142 reversed | 2414661 |
| Sum of the digits | 24 |
| No of digits | 7 |