142 (number)
|
|
142 (one hundred forty-two, also one hundred and forty-two) is the natural number following 141 and preceding 143.
| 142 | |
|---|---|
| Cardinal | One hundred forty-two |
| Ordinal | 142nd |
| Factorization | <math>2 \cdot 71<math> |
| Roman numeral | CXLII |
| Binary | 10001110 |
| Hexadecimal | 8E |
There is no answer to the equation φ(x) = 142, making 142 a nontotient.
See also: one hundred forty
One hundred forty-two is:
- 142 is used as an example in Wikipedia:Naming conventions.
- The year AD 142.ko:142