Base | Representation |
---|---|
bin | 110001111011… |
… | …100101011110 |
3 | 220121222220011 |
4 | 301323211132 |
5 | 11322322433 |
6 | 1144313434 |
7 | 216153460 |
oct | 61734536 |
9 | 26558804 |
10 | 13089118 |
11 | 7430059 |
12 | 447287a |
13 | 2933953 |
14 | 1a4a130 |
15 | 12383cd |
hex | c7b95e |
13089118 has 16 divisors (see below), whose sum is σ = 22487904. Its totient is φ = 5597280.
The previous prime is 13089113. The next prime is 13089169. The reversal of 13089118 is 81198031.
It is a self number, because there is not a number n which added to its sum of digits gives 13089118.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13089113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8788 + ... + 10168.
It is an arithmetic number, because the mean of its divisors is an integer number (1405494).
Almost surely, 213089118 is an apocalyptic number.
13089118 is a deficient number, since it is larger than the sum of its proper divisors (9398786).
13089118 is a wasteful number, since it uses less digits than its factorization.
13089118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2067.
The product of its (nonzero) digits is 1728, while the sum is 31.
The square root of 13089118 is about 3617.8886107784. Note that the first 3 decimals coincide. The cubic root of 13089118 is about 235.6695437226.
The spelling of 13089118 in words is "thirteen million, eighty-nine thousand, one hundred eighteen".
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