Base | Representation |
---|---|
bin | 110100111010… |
… | …110001101011 |
3 | 222002210010111 |
4 | 310322301223 |
5 | 12022402420 |
6 | 1213155151 |
7 | 225624556 |
oct | 64726153 |
9 | 28083114 |
10 | 13872235 |
11 | 7915463 |
12 | 478bab7 |
13 | 2b49230 |
14 | 1bb169d |
15 | 134045a |
hex | d3ac6b |
13872235 has 16 divisors (see below), whose sum is σ = 18004896. Its totient is φ = 10199808.
The previous prime is 13872217. The next prime is 13872239. The reversal of 13872235 is 53227831.
13872235 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 13872235 - 27 = 13872107 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13872197 and 13872206.
It is not an unprimeable number, because it can be changed into a prime (13872239) 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, 29472 + ... + 29938.
It is an arithmetic number, because the mean of its divisors is an integer number (1125306).
Almost surely, 213872235 is an apocalyptic number.
13872235 is a deficient number, since it is larger than the sum of its proper divisors (4132661).
13872235 is a wasteful number, since it uses less digits than its factorization.
13872235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 942.
The product of its digits is 10080, while the sum is 31.
The square root of 13872235 is about 3724.5449386469. The cubic root of 13872235 is about 240.2788137016.
The spelling of 13872235 in words is "thirteen million, eight hundred seventy-two thousand, two hundred thirty-five".
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