Base | Representation |
---|---|
bin | 1101011010000011000… |
… | …0011010000111101001 |
3 | 211000112010010010120122 |
4 | 3112200300122013221 |
5 | 12233204024424040 |
6 | 253451241533025 |
7 | 22432541225054 |
oct | 3264060320751 |
9 | 730463103518 |
10 | 230330311145 |
11 | 89756501950 |
12 | 387811a4175 |
13 | 18948c6584c |
14 | b21034da9b |
15 | 5ed10981b5 |
hex | 35a0c1a1e9 |
230330311145 has 32 divisors (see below), whose sum is σ = 317652572160. Its totient is φ = 158566680000.
The previous prime is 230330311117. The next prime is 230330311153. The reversal of 230330311145 is 541113033032.
It is a de Polignac number, because none of the positive numbers 2k-230330311145 is a prime.
It is a super-2 number, since 2×2303303111452 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 1196870 + ... + 1375920.
It is an arithmetic number, because the mean of its divisors is an integer number (9926642880).
Almost surely, 2230330311145 is an apocalyptic number.
It is an amenable number.
230330311145 is a deficient number, since it is larger than the sum of its proper divisors (87322261015).
230330311145 is a wasteful number, since it uses less digits than its factorization.
230330311145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180317.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 230330311145 its reverse (541113033032), we get a palindrome (771443344177).
The spelling of 230330311145 in words is "two hundred thirty billion, three hundred thirty million, three hundred eleven thousand, one hundred forty-five".
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