Base | Representation |
---|---|
bin | 11011011110000… |
… | …01110111001001 |
3 | 121001121011112222 |
4 | 31233001313021 |
5 | 432442312301 |
6 | 34510543425 |
7 | 5465432666 |
oct | 1557016711 |
9 | 531534488 |
10 | 230432201 |
11 | 10908913a |
12 | 65207b75 |
13 | 38980c1c |
14 | 22864a6d |
15 | 1536b31b |
hex | dbc1dc9 |
230432201 has 4 divisors (see below), whose sum is σ = 230472132. Its totient is φ = 230392272.
The previous prime is 230432159. The next prime is 230432203. The reversal of 230432201 is 102234032.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37222201 + 193210000 = 6101^2 + 13900^2 .
It is a cyclic number.
It is not a de Polignac number, because 230432201 - 222 = 226237897 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 230432201.
It is not an unprimeable number, because it can be changed into a prime (230432203) 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, 9470 + ... + 23463.
It is an arithmetic number, because the mean of its divisors is an integer number (57618033).
Almost surely, 2230432201 is an apocalyptic number.
It is an amenable number.
230432201 is a deficient number, since it is larger than the sum of its proper divisors (39931).
230432201 is an equidigital number, since it uses as much as digits as its factorization.
230432201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39930.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 230432201 is about 15179.9934453214. The cubic root of 230432201 is about 613.0761046886.
Adding to 230432201 its reverse (102234032), we get a palindrome (332666233).
The spelling of 230432201 in words is "two hundred thirty million, four hundred thirty-two thousand, two hundred one".
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