Base | Representation |
---|---|
bin | 110100110010… |
… | …100010101111 |
3 | 222001001212110 |
4 | 310302202233 |
5 | 12020313021 |
6 | 1212335103 |
7 | 225424341 |
oct | 64624257 |
9 | 28031773 |
10 | 13838511 |
11 | 78a2095 |
12 | 4774493 |
13 | 2b36a8b |
14 | 1ba3291 |
15 | 1335476 |
hex | d328af |
13838511 has 8 divisors (see below), whose sum is σ = 18474624. Its totient is φ = 9214040.
The previous prime is 13838501. The next prime is 13838519. The reversal of 13838511 is 11583831.
13838511 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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 13838511 - 210 = 13837487 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13838519) 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, 406 + ... + 5276.
It is an arithmetic number, because the mean of its divisors is an integer number (2309328).
Almost surely, 213838511 is an apocalyptic number.
13838511 is a deficient number, since it is larger than the sum of its proper divisors (4636113).
13838511 is an equidigital number, since it uses as much as digits as its factorization.
13838511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5821.
The product of its digits is 2880, while the sum is 30.
The square root of 13838511 is about 3720.0149193249. The cubic root of 13838511 is about 240.0839463286.
The spelling of 13838511 in words is "thirteen million, eight hundred thirty-eight thousand, five hundred eleven".
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