Base | Representation |
---|---|
bin | 11011011111011… |
… | …01100111010111 |
3 | 121001221021101112 |
4 | 31233231213113 |
5 | 433014031130 |
6 | 34514445235 |
7 | 5500110326 |
oct | 1557554727 |
9 | 531837345 |
10 | 230611415 |
11 | 1091a0851 |
12 | 6529381b |
13 | 38a14678 |
14 | 228b00bd |
15 | 153a4495 |
hex | dbed9d7 |
230611415 has 16 divisors (see below), whose sum is σ = 283374720. Its totient is φ = 180107520.
The previous prime is 230611391. The next prime is 230611421. The reversal of 230611415 is 514116032.
It is not a de Polignac number, because 230611415 - 28 = 230611159 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39026 + ... + 44544.
It is an arithmetic number, because the mean of its divisors is an integer number (17710920).
Almost surely, 2230611415 is an apocalyptic number.
230611415 is a deficient number, since it is larger than the sum of its proper divisors (52763305).
230611415 is a wasteful number, since it uses less digits than its factorization.
230611415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5722.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 230611415 is about 15185.8952650148. The cubic root of 230611415 is about 613.2349993647.
Adding to 230611415 its reverse (514116032), we get a palindrome (744727447).
The spelling of 230611415 in words is "two hundred thirty million, six hundred eleven thousand, four hundred fifteen".
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