Base | Representation |
---|---|
bin | 1011011001110… |
… | …0000101011100 |
3 | 10022222202220100 |
4 | 2312130011130 |
5 | 44220401434 |
6 | 4425021100 |
7 | 1120336125 |
oct | 266340534 |
9 | 108882810 |
10 | 47825244 |
11 | 24aa58a5 |
12 | 14024790 |
13 | 9ba657c |
14 | 64cd04c |
15 | 42ea699 |
hex | 2d9c15c |
47825244 has 18 divisors (see below), whose sum is σ = 120891680. Its totient is φ = 15941736.
The previous prime is 47825243. The next prime is 47825251. The reversal of 47825244 is 44252874.
47825244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1328479 = 47825244 / (4 + 7 + 8 + 2 + 5 + 2 + 4 + 4).
It is a junction number, because it is equal to n+sod(n) for n = 47825199 and 47825208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47825243) 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 5 ways as a sum of consecutive naturals, for example, 664204 + ... + 664275.
Almost surely, 247825244 is an apocalyptic number.
It is an amenable number.
47825244 is an abundant number, since it is smaller than the sum of its proper divisors (73066436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47825244 is a wasteful number, since it uses less digits than its factorization.
47825244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1328489 (or 1328484 counting only the distinct ones).
The product of its digits is 71680, while the sum is 36.
The square root of 47825244 is about 6915.5798021569. The cubic root of 47825244 is about 362.9825367826.
The spelling of 47825244 in words is "forty-seven million, eight hundred twenty-five thousand, two hundred forty-four".
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