Base | Representation |
---|---|
bin | 11001011010101100… |
… | …00011000010111110 |
3 | 1022012222201011100002 |
4 | 30231112003002332 |
5 | 210421242000004 |
6 | 10134013434302 |
7 | 662103110246 |
oct | 145526030276 |
9 | 38188634302 |
10 | 13645656254 |
11 | 587268756a |
12 | 2789a9b992 |
13 | 1396094819 |
14 | 9363d8b26 |
15 | 54ce8c61e |
hex | 32d5830be |
13645656254 has 32 divisors (see below), whose sum is σ = 22247809920. Its totient is φ = 6253258752.
The previous prime is 13645656253. The next prime is 13645656257. The reversal of 13645656254 is 45265654631.
13645656254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13645656199 and 13645656208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13645656253) 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, 161282 + ... + 230874.
It is an arithmetic number, because the mean of its divisors is an integer number (695244060).
Almost surely, 213645656254 is an apocalyptic number.
13645656254 is a deficient number, since it is larger than the sum of its proper divisors (8602153666).
13645656254 is a wasteful number, since it uses less digits than its factorization.
13645656254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69764.
The product of its digits is 2592000, while the sum is 47.
The spelling of 13645656254 in words is "thirteen billion, six hundred forty-five million, six hundred fifty-six thousand, two hundred fifty-four".
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