Base | Representation |
---|---|
bin | 11011011011110… |
… | …11000001011001 |
3 | 121001001102112022 |
4 | 31231323001121 |
5 | 432404021131 |
6 | 34500424225 |
7 | 5463114023 |
oct | 1555730131 |
9 | 531042468 |
10 | 230142041 |
11 | 108a00138 |
12 | 650a8075 |
13 | 388abb2c |
14 | 227cb013 |
15 | 1531037b |
hex | db7b059 |
230142041 has 4 divisors (see below), whose sum is σ = 242254800. Its totient is φ = 218029284.
The previous prime is 230142037. The next prime is 230142097. The reversal of 230142041 is 140241032.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 230142041 - 22 = 230142037 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230142641) 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, 6056351 + ... + 6056388.
It is an arithmetic number, because the mean of its divisors is an integer number (60563700).
Almost surely, 2230142041 is an apocalyptic number.
It is an amenable number.
230142041 is a deficient number, since it is larger than the sum of its proper divisors (12112759).
230142041 is a wasteful number, since it uses less digits than its factorization.
230142041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12112758.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 230142041 is about 15170.4331184050. The cubic root of 230142041 is about 612.8186683286.
Adding to 230142041 its reverse (140241032), we get a palindrome (370383073).
The spelling of 230142041 in words is "two hundred thirty million, one hundred forty-two thousand, forty-one".
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