Base | Representation |
---|---|
bin | 11011011100010… |
… | …01001101000011 |
3 | 121001011101012210 |
4 | 31232021031003 |
5 | 432412401011 |
6 | 34501553203 |
7 | 5463445260 |
oct | 1556111503 |
9 | 531141183 |
10 | 230200131 |
11 | 108a3a847 |
12 | 65115803 |
13 | 388cc3c5 |
14 | 22804267 |
15 | 153226a6 |
hex | db89343 |
230200131 has 16 divisors (see below), whose sum is σ = 351339264. Its totient is φ = 131333664.
The previous prime is 230200129. The next prime is 230200193. The reversal of 230200131 is 131002032.
It is a happy number.
230200131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 230200131 - 21 = 230200129 is a prime.
It is a super-2 number, since 2×2302001312 = 105984200624834322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (230200331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5320 + ... + 22106.
It is an arithmetic number, because the mean of its divisors is an integer number (21958704).
Almost surely, 2230200131 is an apocalyptic number.
230200131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
230200131 is a deficient number, since it is larger than the sum of its proper divisors (121139133).
230200131 is a wasteful number, since it uses less digits than its factorization.
230200131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17450.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 230200131 is about 15172.3475770891. The cubic root of 230200131 is about 612.8702243757.
Adding to 230200131 its reverse (131002032), we get a palindrome (361202163).
It can be divided in two parts, 2302001 and 31, that added together give a palindrome (2302032).
The spelling of 230200131 in words is "two hundred thirty million, two hundred thousand, one hundred thirty-one".
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