Base | Representation |
---|---|
bin | 110010101011… |
… | …011001001011 |
3 | 220222221111210 |
4 | 302223121023 |
5 | 11400104224 |
6 | 1152424203 |
7 | 220630413 |
oct | 62533113 |
9 | 26887453 |
10 | 13284939 |
11 | 7554198 |
12 | 4548063 |
13 | 29a1b15 |
14 | 1a9b643 |
15 | 1276429 |
hex | cab64b |
13284939 has 8 divisors (see below), whose sum is σ = 18755280. Its totient is φ = 8335616.
The previous prime is 13284937. The next prime is 13284959. The reversal of 13284939 is 93948231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13284939 - 21 = 13284937 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13284897 and 13284906.
It is not an unprimeable number, because it can be changed into a prime (13284937) 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, 130194 + ... + 130295.
It is an arithmetic number, because the mean of its divisors is an integer number (2344410).
Almost surely, 213284939 is an apocalyptic number.
13284939 is a deficient number, since it is larger than the sum of its proper divisors (5470341).
13284939 is a wasteful number, since it uses less digits than its factorization.
13284939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260509.
The product of its digits is 46656, while the sum is 39.
The square root of 13284939 is about 3644.8510257622. The cubic root of 13284939 is about 236.8389833689.
The spelling of 13284939 in words is "thirteen million, two hundred eighty-four thousand, nine hundred thirty-nine".
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