Base | Representation |
---|---|
bin | 11011100010101… |
… | …10100010110001 |
3 | 121002202002221112 |
4 | 31301112202301 |
5 | 433121304301 |
6 | 34532003105 |
7 | 5503550336 |
oct | 1561264261 |
9 | 532662845 |
10 | 231041201 |
11 | 109464746 |
12 | 65460495 |
13 | 38b35191 |
14 | 2298298d |
15 | 1543b9bb |
hex | dc568b1 |
231041201 has 8 divisors (see below), whose sum is σ = 232432200. Its totient is φ = 229654528.
The previous prime is 231041177. The next prime is 231041243. The reversal of 231041201 is 102140132.
231041201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 203205025 + 27836176 = 14255^2 + 5276^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231041201 - 218 = 230779057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231041401) 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, 219725 + ... + 220773.
It is an arithmetic number, because the mean of its divisors is an integer number (29054025).
Almost surely, 2231041201 is an apocalyptic number.
It is an amenable number.
231041201 is a deficient number, since it is larger than the sum of its proper divisors (1390999).
231041201 is a wasteful number, since it uses less digits than its factorization.
231041201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2163.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 231041201 is about 15200.0395065276. The cubic root of 231041201 is about 613.6157209873.
Adding to 231041201 its reverse (102140132), we get a palindrome (333181333).
The spelling of 231041201 in words is "two hundred thirty-one million, forty-one thousand, two hundred one".
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