Base | Representation |
---|---|
bin | 110111011000… |
… | …101011001001 |
3 | 1000022122022012 |
4 | 313120223021 |
5 | 12204101420 |
6 | 1235105305 |
7 | 234260255 |
oct | 67305311 |
9 | 30278265 |
10 | 14518985 |
11 | 8217368 |
12 | 4a42235 |
13 | 3014720 |
14 | 1cdd265 |
15 | 141bdc5 |
hex | dd8ac9 |
14518985 has 16 divisors (see below), whose sum is σ = 19273296. Its totient is φ = 10430208.
The previous prime is 14518981. The next prime is 14518991. The reversal of 14518985 is 58981541.
It can be written as a sum of positive squares in 8 ways, for example, as 583696 + 13935289 = 764^2 + 3733^2 .
It is a cyclic number.
It is not a de Polignac number, because 14518985 - 22 = 14518981 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14518981) 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 15 ways as a sum of consecutive naturals, for example, 614 + ... + 5423.
It is an arithmetic number, because the mean of its divisors is an integer number (1204581).
Almost surely, 214518985 is an apocalyptic number.
It is an amenable number.
14518985 is a deficient number, since it is larger than the sum of its proper divisors (4754311).
14518985 is a wasteful number, since it uses less digits than its factorization.
14518985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6092.
The product of its digits is 57600, while the sum is 41.
The square root of 14518985 is about 3810.3785901141. The cubic root of 14518985 is about 243.9563267261.
The spelling of 14518985 in words is "fourteen million, five hundred eighteen thousand, nine hundred eighty-five".
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