Base | Representation |
---|---|
bin | 1101011010011011000… |
… | …1010001100010000101 |
3 | 211000210010221220000020 |
4 | 3112212301101202011 |
5 | 12233410341421123 |
6 | 253505244205353 |
7 | 22435204615560 |
oct | 3264661214205 |
9 | 730703856006 |
10 | 230431201413 |
11 | 897a8451236 |
12 | 387aab39859 |
13 | 18963b2b62a |
14 | b21d8d34d7 |
15 | 5ed9d767e3 |
hex | 35a6c51885 |
230431201413 has 16 divisors (see below), whose sum is σ = 363241303680. Its totient is φ = 127134455616.
The previous prime is 230431201339. The next prime is 230431201417. The reversal of 230431201413 is 314102134032.
It is a happy number.
It is not a de Polignac number, because 230431201413 - 28 = 230431201157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230431201417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189187570 + ... + 189188787.
It is an arithmetic number, because the mean of its divisors is an integer number (22702581480).
Almost surely, 2230431201413 is an apocalyptic number.
It is an amenable number.
230431201413 is a deficient number, since it is larger than the sum of its proper divisors (132810102267).
230431201413 is a wasteful number, since it uses less digits than its factorization.
230431201413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378376396.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 230431201413 its reverse (314102134032), we get a palindrome (544533335445).
The spelling of 230431201413 in words is "two hundred thirty billion, four hundred thirty-one million, two hundred one thousand, four hundred thirteen".
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