Base | Representation |
---|---|
bin | 110001110110… |
… | …100101001010 |
3 | 220120221202220 |
4 | 301312211022 |
5 | 11321143433 |
6 | 1144034510 |
7 | 216036633 |
oct | 61664512 |
9 | 26527686 |
10 | 13068618 |
11 | 7416712 |
12 | 4462a36 |
13 | 2927514 |
14 | 1a4288a |
15 | 12322b3 |
hex | c7694a |
13068618 has 64 divisors (see below), whose sum is σ = 29376000. Its totient is φ = 3858624.
The previous prime is 13068613. The next prime is 13068619. The reversal of 13068618 is 81686031.
13068618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13068613) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195021 + ... + 195087.
It is an arithmetic number, because the mean of its divisors is an integer number (459000).
Almost surely, 213068618 is an apocalyptic number.
13068618 is an abundant number, since it is smaller than the sum of its proper divisors (16307382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13068618 is a wasteful number, since it uses less digits than its factorization.
13068618 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179.
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 13068618 is about 3615.0543564378. The cubic root of 13068618 is about 235.5464452821.
The spelling of 13068618 in words is "thirteen million, sixty-eight thousand, six hundred eighteen".
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