Base | Representation |
---|---|
bin | 110001101011… |
… | …100001110111 |
3 | 220111122200100 |
4 | 301223201313 |
5 | 11313221401 |
6 | 1143045143 |
7 | 215460645 |
oct | 61534167 |
9 | 26448610 |
10 | 13023351 |
11 | 7395700 |
12 | 44407b3 |
13 | 290ca33 |
14 | 1a30195 |
15 | 1223b86 |
hex | c6b877 |
13023351 has 18 divisors (see below), whose sum is σ = 20678840. Its totient is φ = 7892280.
The previous prime is 13023289. The next prime is 13023383. The reversal of 13023351 is 15332031.
13023351 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13023351 - 26 = 13023287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13023391) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4891 + ... + 7068.
Almost surely, 213023351 is an apocalyptic number.
13023351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13023351 is a deficient number, since it is larger than the sum of its proper divisors (7655489).
13023351 is a wasteful number, since it uses less digits than its factorization.
13023351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11987 (or 11973 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 13023351 is about 3608.7880236999. The cubic root of 13023351 is about 235.2741692193.
Adding to 13023351 its reverse (15332031), we get a palindrome (28355382).
The spelling of 13023351 in words is "thirteen million, twenty-three thousand, three hundred fifty-one".
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