4142

4142 is an integer. It is even and composite.

Its prime factorization is 2 × 19 × 109. The number is squarefree, meaning no prime factor repeats. Therefore 4142 has eight divisors: 1, 2, 19, 38, 109, 218, 2071, and 4142. Because it is the product of three distinct primes, 4142 is not a semiprime. The Euler totient of 4142 is 1944.

In base representations, 4142 in decimal is written as binary 1000000101110₂ and hexadecimal 0x102E. These forms reflect its decomposition into powers of two and powers of sixteen, respectively.

As a number, 4142 may be encountered in mathematical contexts, coding schemes, or as an identifier in various practical settings. If used as a calendar year, 4142 CE would be a future date with no widely recorded historical events associated with it.