Base | Representation |
---|---|
bin | 1011001101110… |
… | …1100001010001 |
3 | 10021112010011220 |
4 | 2303131201101 |
5 | 44020412224 |
6 | 4400155253 |
7 | 1110605346 |
oct | 263354121 |
9 | 107463156 |
10 | 47044689 |
11 | 2461240a |
12 | 13908b29 |
13 | 99921c3 |
14 | 63687cd |
15 | 41e4279 |
hex | 2cdd851 |
47044689 has 16 divisors (see below), whose sum is σ = 63860160. Its totient is φ = 30801600.
The previous prime is 47044681. The next prime is 47044691. The reversal of 47044689 is 98644074.
47044689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 47044689 - 23 = 47044681 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 47044689.
It is not an unprimeable number, because it can be changed into a prime (47044681) 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, 41559 + ... + 42675.
It is an arithmetic number, because the mean of its divisors is an integer number (3991260).
Almost surely, 247044689 is an apocalyptic number.
It is an amenable number.
47044689 is a deficient number, since it is larger than the sum of its proper divisors (16815471).
47044689 is a wasteful number, since it uses less digits than its factorization.
47044689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1360.
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 47044689 is about 6858.9131063165. The cubic root of 47044689 is about 360.9969510924.
The spelling of 47044689 in words is "forty-seven million, forty-four thousand, six hundred eighty-nine".
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