Names of 840142
| Nominal | 840142 |
| Cardinal | eight hundred forty thousand one hundred forty-two |
| Ordinal | 840,142nd |
| This number as US currency | eight hundred forty thousand one hundred forty-two dollars |
| Is 840142 an odd number? | 840142 is NOT an odd number |
| Is 840142 an even number? | 840142 is an even number |
| Is 840142 a palindrome? | 840142 is NOT a palindrome number |
| Is 840142 a triangle number? | 840142 is NOT a triangle number |
840142 in other Bases
| Base 2 (Binary) | 110011010001110011102 |
| Base 3 (Ternary) | 11202001101013 |
| Base 4 (Quaternary) | 30310130324 |
| Base 5 (Quinary) | 2033410325 |
| Base 6 (Senary) | 300013146 |
| Base 8 (Octal) | 31507168 |
| Base 12 (Duodecimal) | 34623A12 |
| Base 16 (Hexadecimal) | CD1CE16 |
| Base 20 (Vigesimal) | 5507220 |
Primes and Factors tests for 840142
| Is 840142 a Prime Number? | 840142 is NOT a prime |
| Is 840142 a perfect number? | 840142 is NOT a perfect number |
| Is 840142 a Mersenne Prime? | 840142 is NOT a Mersenne prime |
| Is 840142 a Fermat Prime? | 840142 is NOT a Fermat prime |
| Is 840142 a Fibonacci Prime? | 840142 is NOT a Fibonacci prime |
| Is 840142 a Partition Prime? | 840142 is NOT a Partition prime |
| Is 840142 a Pell Prime? | 840142 is NOT a Pell prime |
| Prime Factors | Prime factors of 840142 |
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840142 in other Numerals
| 840142 in Roman Numeral | DCDCXLCXLII |
| 840142 in Chinese Numeral | 捌拾萬肆萬壹佰肆拾貳 |
| 840142 in Egyptian Numeral | 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂰𓍢𓎉𓏻 |
| 840142 in Babylonian Numeral |    |
Roots and stuff for 840142
| Is 840142 a square number? | 840142 is NOT a square number |
| Is 840142 a cube number? | 840142 is NOT a cube number |
| Square root of the number 840142 | 916.59260306856 |
| Cube root of the number 840142 | 94.359196072995 |
Recreational math for 840142
| Number 840142 reversed | 241048 |
| Sum of the digits | 19 |
| No of digits | 6 |