Base | Representation |
---|---|
bin | 110010000011… |
… | …110111011111 |
3 | 220200201102111 |
4 | 302003313133 |
5 | 11324414124 |
6 | 1145134451 |
7 | 216354406 |
oct | 62036737 |
9 | 26621374 |
10 | 13123039 |
11 | 7453596 |
12 | 448a427 |
13 | 2946217 |
14 | 1a5863d |
15 | 1243494 |
hex | c83ddf |
13123039 has 2 divisors, whose sum is σ = 13123040. Its totient is φ = 13123038.
The previous prime is 13123021. The next prime is 13123057. The reversal of 13123039 is 93032131.
13123039 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a balanced prime because it is at equal distance from previous prime (13123021) and next prime (13123057).
It is a cyclic number.
It is not a de Polignac number, because 13123039 - 25 = 13123007 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13123009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561519 + 6561520.
It is an arithmetic number, because the mean of its divisors is an integer number (6561520).
Almost surely, 213123039 is an apocalyptic number.
13123039 is a deficient number, since it is larger than the sum of its proper divisors (1).
13123039 is an equidigital number, since it uses as much as digits as its factorization.
13123039 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 486, while the sum is 22.
The square root of 13123039 is about 3622.5735327250. The cubic root of 13123039 is about 235.8729506238.
The spelling of 13123039 in words is "thirteen million, one hundred twenty-three thousand, thirty-nine".
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