Base | Representation |
---|---|
bin | 10101101000100111… |
… | …110011100111111101 |
3 | 2012221221112110012122 |
4 | 111220213303213331 |
5 | 340033401231023 |
6 | 14401033412325 |
7 | 1451443415636 |
oct | 255047634775 |
9 | 65857473178 |
10 | 23230102013 |
11 | 9940872518 |
12 | 460386a0a5 |
13 | 22629559c1 |
14 | 11a52a888d |
15 | 90e6132c8 |
hex | 5689f39fd |
23230102013 has 16 divisors (see below), whose sum is σ = 25025210496. Its totient is φ = 21485867520.
The previous prime is 23230101997. The next prime is 23230102073. The reversal of 23230102013 is 31020103232.
It is not a de Polignac number, because 23230102013 - 24 = 23230101997 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23230101982 and 23230102000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23230102073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178745 + ... + 280017.
It is an arithmetic number, because the mean of its divisors is an integer number (1564075656).
Almost surely, 223230102013 is an apocalyptic number.
It is an amenable number.
23230102013 is a deficient number, since it is larger than the sum of its proper divisors (1795108483).
23230102013 is a wasteful number, since it uses less digits than its factorization.
23230102013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101524.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 23230102013 its reverse (31020103232), we get a palindrome (54250205245).
The spelling of 23230102013 in words is "twenty-three billion, two hundred thirty million, one hundred two thousand, thirteen".
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