Base | Representation |
---|---|
bin | 11100010111100101… |
… | …01001010010101001 |
3 | 1110022102022220010211 |
4 | 32023302221102221 |
5 | 222142413224431 |
6 | 10555140141121 |
7 | 1046263442140 |
oct | 161362512251 |
9 | 43272286124 |
10 | 15230211241 |
11 | 650606a143 |
12 | 2b506977a1 |
13 | 158945051b |
14 | a46a2c757 |
15 | 5e213a2b1 |
hex | 38bca94a9 |
15230211241 has 16 divisors (see below), whose sum is σ = 17699990400. Its totient is φ = 12835582848.
The previous prime is 15230211229. The next prime is 15230211299. The reversal of 15230211241 is 14211203251.
15230211241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 15230211241 - 215 = 15230178473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15230211211) 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, 43231 + ... + 179803.
It is an arithmetic number, because the mean of its divisors is an integer number (1106249400).
Almost surely, 215230211241 is an apocalyptic number.
It is an amenable number.
15230211241 is a deficient number, since it is larger than the sum of its proper divisors (2469779159).
15230211241 is a wasteful number, since it uses less digits than its factorization.
15230211241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136848.
The product of its (nonzero) digits is 480, while the sum is 22.
Adding to 15230211241 its reverse (14211203251), we get a palindrome (29441414492).
The spelling of 15230211241 in words is "fifteen billion, two hundred thirty million, two hundred eleven thousand, two hundred forty-one".
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