Base | Representation |
---|---|
bin | 10000111011101… |
… | …10100001101001 |
3 | 100220021112200210 |
4 | 20131312201221 |
5 | 242330340431 |
6 | 22032251333 |
7 | 3343230144 |
oct | 1035664151 |
9 | 326245623 |
10 | 142043241 |
11 | 731a820a |
12 | 3b6a0b49 |
13 | 23574372 |
14 | 14c1705b |
15 | c70bd46 |
hex | 8776869 |
142043241 has 8 divisors (see below), whose sum is σ = 191128960. Its totient is φ = 93826512.
The previous prime is 142043203. The next prime is 142043261. The reversal of 142043241 is 142340241.
142043241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142043241 - 27 = 142043113 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (142043261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216865 + ... + 217518.
It is an arithmetic number, because the mean of its divisors is an integer number (23891120).
Almost surely, 2142043241 is an apocalyptic number.
It is an amenable number.
142043241 is a deficient number, since it is larger than the sum of its proper divisors (49085719).
142043241 is a wasteful number, since it uses less digits than its factorization.
142043241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434495.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 142043241 is about 11918.1895017658. The cubic root of 142043241 is about 521.7632953026.
Adding to 142043241 its reverse (142340241), we get a palindrome (284383482).
The spelling of 142043241 in words is "one hundred forty-two million, forty-three thousand, two hundred forty-one".
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