Base | Representation |
---|---|
bin | 10000111100001… |
… | …01010111101011 |
3 | 100220101122002201 |
4 | 20132011113223 |
5 | 242334312133 |
6 | 22033441031 |
7 | 3343602334 |
oct | 1036052753 |
9 | 326348081 |
10 | 142104043 |
11 | 73239964 |
12 | 3b710177 |
13 | 23595c43 |
14 | 14c3128b |
15 | c71ed7d |
hex | 87855eb |
142104043 has 4 divisors (see below), whose sum is σ = 142730280. Its totient is φ = 141477808.
The previous prime is 142104029. The next prime is 142104049. The reversal of 142104043 is 340401241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 142104043 - 29 = 142103531 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142104043.
It is not an unprimeable number, because it can be changed into a prime (142104049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312778 + ... + 313231.
It is an arithmetic number, because the mean of its divisors is an integer number (35682570).
Almost surely, 2142104043 is an apocalyptic number.
142104043 is a deficient number, since it is larger than the sum of its proper divisors (626237).
142104043 is an equidigital number, since it uses as much as digits as its factorization.
142104043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 626236.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 142104043 is about 11920.7400357528. The cubic root of 142104043 is about 521.8377320872.
Adding to 142104043 its reverse (340401241), we get a palindrome (482505284).
The spelling of 142104043 in words is "one hundred forty-two million, one hundred four thousand, forty-three".
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