Base | Representation |
---|---|
bin | 110001110101… |
… | …110000011011 |
3 | 220120210010220 |
4 | 301311300123 |
5 | 11321041433 |
6 | 1144011123 |
7 | 216024042 |
oct | 61656033 |
9 | 26523126 |
10 | 13065243 |
11 | 7414124 |
12 | 4460aa3 |
13 | 2925b19 |
14 | 1a41559 |
15 | 12312b3 |
hex | c75c1b |
13065243 has 8 divisors (see below), whose sum is σ = 17437968. Its totient is φ = 8701344.
The previous prime is 13065211. The next prime is 13065251. The reversal of 13065243 is 34256031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13065243 - 25 = 13065211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13065253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3021 + ... + 5937.
It is an arithmetic number, because the mean of its divisors is an integer number (2179746).
Almost surely, 213065243 is an apocalyptic number.
13065243 is a deficient number, since it is larger than the sum of its proper divisors (4372725).
13065243 is a wasteful number, since it uses less digits than its factorization.
13065243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4413.
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 13065243 is about 3614.5875283357. The cubic root of 13065243 is about 235.5261667365.
The spelling of 13065243 in words is "thirteen million, sixty-five thousand, two hundred forty-three".
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